27,674 images for knowledgeable

  • College students with laptop taking selfie with camera phone Stock Photo - Premium Royalty-Free, Code: 6113-08697997

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    College students with laptop taking selfie with camera phone

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  • University students using digital tablet in lounge Stock Photo - Premium Royalty-Free, Code: 6113-07243374

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    University students using digital tablet in lounge

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  • 1940s 1950s MOTHER DAUGHTER GRANDMOTHER STUFFING THANKSGIVING TURKEY Stock Photo - Rights-Managed, Code: 846-09161435

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    1940s 1950s MOTHER DAUGHTER GRANDMOTHER STUFFING THANKSGIVING TURKEY

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  • Doctor teaching residents in hospital room Stock Photo - Premium Royalty-Free, Code: 6113-07761972

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    Doctor teaching residents in hospital room

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  • Woman holding book above her head Stock Photo - Premium Royalty-Free, Code: 689-03733182

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    Woman holding book above her head

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  • Smiling women using laptop at technology conference Stock Photo - Premium Royalty-Free, Code: 6113-08697996

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    Smiling women using laptop at technology conference

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  • University students studying in lounge Stock Photo - Premium Royalty-Free, Code: 6113-07243354

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    University students studying in lounge

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  • Close up of a baker slicing a freshly baked loaf of bread with a bread knife. Stock Photo - Premium Royalty-Free, Code: 6118-08660027

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    Close up of a baker slicing a freshly baked loaf of bread with a bread knife.

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  • Pens and index cards on desks in empty classroom Stock Photo - Premium Royalty-Free, Code: 6113-08769707

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    Pens and index cards on desks in empty classroom

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  • Business associates collaborating using digital tablet Stock Photo - Premium Royalty-Free, Code: 632-08886670

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    Business associates collaborating using digital tablet

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  • Male teacher and students researching at laptop in library Stock Photo - Premium Royalty-Free, Code: 6113-09027262

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    Male teacher and students researching at laptop in library

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  • Male college student using digital tablet in science laboratory classroom Stock Photo - Premium Royalty-Free, Code: 6113-08769693

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    Male college student using digital tablet in science laboratory classroom

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  • Tests on desks in empty classroom Stock Photo - Premium Royalty-Free, Code: 6113-08769694

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    Tests on desks in empty classroom

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  • Children With Passport And Globe Stock Photo - Premium Royalty-Free, Code: 6111-06729378

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    Children With Passport And Globe

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  • University students in lounge Stock Photo - Premium Royalty-Free, Code: 6113-07243283

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    University students in lounge

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  • Business people working at computer in office Stock Photo - Premium Royalty-Free, Code: 6113-08321402

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    Business people working at computer in office

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  • University students using digital tablet in classroom Stock Photo - Premium Royalty-Free, Code: 6113-07243399

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    University students using digital tablet in classroom

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  • Scientist working with a microscope in laboratory Stock Photo - Premium Royalty-Free, Code: 6109-08389820

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    Scientist working with a microscope in laboratory

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  • Close up of a baker kneading bread dough in a metal bowl. Stock Photo - Premium Royalty-Free, Code: 6118-08660024

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    Close up of a baker kneading bread dough in a metal bowl.

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  • Businesswomen with digital tablet at computers in office Stock Photo - Premium Royalty-Free, Code: 6113-08321553

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    Businesswomen with digital tablet at computers in office

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  • Caucasian man driver in the cab of a commercial truck. Stock Photo - Premium Royalty-Free, Code: 6118-09139538

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    Caucasian man driver in the cab of a commercial truck.

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  • Close up of a baker kneading bread dough in a metal bowl. Stock Photo - Premium Royalty-Free, Code: 6118-08660023

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    Close up of a baker kneading bread dough in a metal bowl.

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  • Young men and women texting with cell phone in cafeteria Stock Photo - Premium Royalty-Free, Code: 6113-08698023

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    Young men and women texting with cell phone in cafeteria

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  • Portrait enthusiastic college graduates in cap and gown posing with diploma Stock Photo - Premium Royalty-Free, Code: 6113-08769678

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    Portrait enthusiastic college graduates in cap and gown posing with diploma

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  • Close up of a baker slicing a freshly baked loaf of bread with a bread knife. Stock Photo - Premium Royalty-Free, Code: 6118-08660014

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    Close up of a baker slicing a freshly baked loaf of bread with a bread knife.

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  • Woman texting with cell phone in audience at technology conference Stock Photo - Premium Royalty-Free, Code: 6113-08698034

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    Woman texting with cell phone in audience at technology conference

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  • Blond woman wearing checked shirt standing in metal workshop, looking at camera. Stock Photo - Premium Royalty-Free, Code: 6118-09112043

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    Blond woman wearing checked shirt standing in metal workshop, looking at camera.

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  • Blond woman wearing checked shirt standing in metal workshop, smiling at camera. Stock Photo - Premium Royalty-Free, Code: 6118-09112007

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    Blond woman wearing checked shirt standing in metal workshop, smiling at camera.

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  • Blond woman wearing checked shirt standing in metal workshop, looking at camera. Stock Photo - Premium Royalty-Free, Code: 6118-09112042

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    Blond woman wearing checked shirt standing in metal workshop, looking at camera.

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  • Professor talking to students in classroom Stock Photo - Premium Royalty-Free, Code: 6113-07243400

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    Professor talking to students in classroom

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  • College student using laptop in classroom Stock Photo - Premium Royalty-Free, Code: 6113-08769628

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    College student using laptop in classroom

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  • School kids reading books while walking in campus Stock Photo - Premium Royalty-Free, Code: 6109-08581956

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    School kids reading books while walking in campus

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  • Close up of a woman sitting in a garden, drawing flowers in a sketchbook. Stock Photo - Premium Royalty-Free, Code: 6118-08971401

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    Close up of a woman sitting in a garden, drawing flowers in a sketchbook.

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  • Two bakers standing at a table, using a laptop computer, freshly baked bread, a blackboard on the wall. Stock Photo - Premium Royalty-Free, Code: 6118-08660015

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    Two bakers standing at a table, using a laptop computer, freshly baked bread, a blackboard on the wall.

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  • Smiling female college students with coffee and laptop Stock Photo - Premium Royalty-Free, Code: 6113-08769629

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    Smiling female college students with coffee and laptop

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  • Business people talking in meeting Stock Photo - Premium Royalty-Free, Code: 6113-08321547

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    Business people talking in meeting

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  • Playful female college students taking selfie Stock Photo - Premium Royalty-Free, Code: 6113-08698054

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    Playful female college students taking selfie

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  • Professor and students talking in adult education classroom Stock Photo - Premium Royalty-Free, Code: 6113-08321510

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    Professor and students talking in adult education classroom

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  • Books in a row Stock Photo - Premium Royalty-Free, Code: 614-01702103

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    Books in a row

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  • Men using laptop in audience at conference Stock Photo - Premium Royalty-Free, Code: 6113-08698044

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    Men using laptop in audience at conference

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  • 1950s SENIOR MAN SMILING LOOKING AT CAMERA GESTURE WITH HAND FINGER WHITE COAT DOCTOR LAB TECHNICIAN DENTIST PHARMACIST Stock Photo - Rights-Managed, Code: 846-07760753

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    1950s SENIOR MAN SMILING LOOKING AT CAMERA GESTURE WITH HAND FINGER WHITE COAT DOCTOR LAB TECHNICIAN DENTIST PHARMACIST

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  • Scientist examining test tube Stock Photo - Premium Royalty-Free, Code: 632-08130287

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    Scientist examining test tube

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  • Male college students studying with laptop Stock Photo - Premium Royalty-Free, Code: 6113-08568591

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    Male college students studying with laptop

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  • Researcher examining test tube in laboratory Stock Photo - Premium Royalty-Free, Code: 632-08130045

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    Researcher examining test tube in laboratory

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  • Smiling woman in audience clapping at conference Stock Photo - Premium Royalty-Free, Code: 6113-08698020

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    Smiling woman in audience clapping at conference

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  • Students putting heads together in unity Stock Photo - Premium Royalty-Free, Code: 6109-08396017

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    Students putting heads together in unity

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  • Smiling students at computers in adult education classroom Stock Photo - Premium Royalty-Free, Code: 6113-08321447

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    Smiling students at computers in adult education classroom

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  • Pencil Bridge And Books Stock Photo - Premium Royalty-Free, Code: 6111-06729259

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    Pencil Bridge And Books

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  • Man giving presentation Stock Photo - Premium Royalty-Free, Code: 632-09140188

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    Man giving presentation

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  • Business people using digital tablet at technology conference Stock Photo - Premium Royalty-Free, Code: 6113-08698051

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    Business people using digital tablet at technology conference

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  • Scientist working with a microscope in laboratory Stock Photo - Premium Royalty-Free, Code: 6109-08389822

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    Scientist working with a microscope in laboratory

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  • University students using technology in lounge Stock Photo - Premium Royalty-Free, Code: 6113-07243348

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    University students using technology in lounge

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  • A brain inside a lightbulb Stock Photo - Premium Royalty-Free, Code: 614-01869639

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    A brain inside a lightbulb

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  • Schoolboy sitting on bench and using digital tablet in campus Stock Photo - Premium Royalty-Free, Code: 6109-08581951

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    Schoolboy sitting on bench and using digital tablet in campus

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  • Business people talking and laughing face to face in meeting Stock Photo - Premium Royalty-Free, Code: 6113-08321549

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    Business people talking and laughing face to face in meeting

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  • Men and women using laptops at technology conference Stock Photo - Premium Royalty-Free, Code: 6113-08698033

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    Men and women using laptops at technology conference

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  • Students putting hands together in unity Stock Photo - Premium Royalty-Free, Code: 6109-08396020

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    Students putting hands together in unity

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  • University student using digital tablet in lounge Stock Photo - Premium Royalty-Free, Code: 6113-07243269

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    University student using digital tablet in lounge

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  • Creative young business people working at computer in office Stock Photo - Premium Royalty-Free, Code: 6113-08568525

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    Creative young business people working at computer in office

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  • Interior cab view of a Caucasian woman driver driving her commercial truck. Stock Photo - Premium Royalty-Free, Code: 6118-09139562

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    Interior cab view of a Caucasian woman driver driving her commercial truck.

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  • Student in wheelchair talking with classmate Stock Photo - Premium Royalty-Free, Code: 6109-08398918

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    Student in wheelchair talking with classmate

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  • Scientist syringing chemical into test tube Stock Photo - Premium Royalty-Free, Code: 6109-08389833

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    Scientist syringing chemical into test tube

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  • University students using laptops and digital tablet, working together Stock Photo - Premium Royalty-Free, Code: 649-08901943

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    University students using laptops and digital tablet, working together

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  • Students studying in adult education classroom Stock Photo - Premium Royalty-Free, Code: 6113-08321496

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    Students studying in adult education classroom

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  • School boy in virtual reality glasses in campus Stock Photo - Premium Royalty-Free, Code: 6109-08581949

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    School boy in virtual reality glasses in campus

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  • School boy in virtual reality glasses in campus Stock Photo - Premium Royalty-Free, Code: 6109-08581950

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    School boy in virtual reality glasses in campus

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  • People in water at sunset Stock Photo - Premium Royalty-Free, Code: 6102-08388048

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    People in water at sunset

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  • Stack of books on pedestal Stock Photo - Premium Royalty-Free, Code: 6113-07790384

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    Stack of books on pedestal

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  • Students discussing homework in adult education classroom Stock Photo - Premium Royalty-Free, Code: 6113-08321439

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    Students discussing homework in adult education classroom

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  • Female doctor and young woman, looking at book, elevated view Stock Photo - Premium Royalty-Free, Code: 649-09061774

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    Female doctor and young woman, looking at book, elevated view

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  • Scientist scrutinizing test tubes in lab Stock Photo - Premium Royalty-Free, Code: 632-08130046

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    Scientist scrutinizing test tubes in lab

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  • Conceptual computer art work of expanding human brain power Stock Photo - Premium Royalty-Free, Code: 630-03481507

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    Conceptual computer art work of expanding human brain power

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  • Business people working at computer in office Stock Photo - Premium Royalty-Free, Code: 6113-08321535

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    Business people working at computer in office

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  • College students studying at laptop on bed in sunny dorm room Stock Photo - Premium Royalty-Free, Code: 6113-08568500

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    College students studying at laptop on bed in sunny dorm room

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  • Graduates hugging Stock Photo - Premium Royalty-Free, Code: 6113-07243390

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    Graduates hugging

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  • Two bakers standing at a table, using a laptop computer, freshly baked bread, a blackboard on the wall. Stock Photo - Premium Royalty-Free, Code: 6118-08660016

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    Two bakers standing at a table, using a laptop computer, freshly baked bread, a blackboard on the wall.

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  • Boy sitting on the floor and reading book in library Stock Photo - Premium Royalty-Free, Code: 693-06020471

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    Boy sitting on the floor and reading book in library

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  • Business executive giving presentation at meeting Stock Photo - Premium Royalty-Free, Code: 632-07674685

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    Business executive giving presentation at meeting

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  • Portrait of mature male teacher in classroom Stock Photo - Premium Royalty-Free, Code: 649-07280095

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    Portrait of mature male teacher in classroom

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  • Young woman using digital tablet at technology conference Stock Photo - Premium Royalty-Free, Code: 6113-08698013

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    Young woman using digital tablet at technology conference

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  • man sitting at terminal in lecture hall Stock Photo - Premium Royalty-Free, Code: 649-03363540

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    man sitting at terminal in lecture hall

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  • 1950s UNSEEN MAN HOLD OUT UMBRELLA TO SMILING WOMAN IN SHIRTWAIST DRESS WHITE RUFFLED BIB FRONT BLACK GLOVES AND CHARM BRACELET Stock Photo - Rights-Managed, Code: 846-08226176

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    1950s UNSEEN MAN HOLD OUT UMBRELLA TO SMILING WOMAN IN SHIRTWAIST DRESS WHITE RUFFLED BIB FRONT BLACK GLOVES AND CHARM BRACELET

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  • Scientist scrutinizing test tubes containing blue liquid in lab Stock Photo - Premium Royalty-Free, Code: 632-08130042

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    Scientist scrutinizing test tubes containing blue liquid in lab

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  • Scientist using microscope, close-up Stock Photo - Premium Royalty-Free, Code: 632-08001703

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    Scientist using microscope, close-up

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  • University students laughing in lounge Stock Photo - Premium Royalty-Free, Code: 6113-07243411

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    University students laughing in lounge

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  • Professor writing on whiteboard in classroom Stock Photo - Premium Royalty-Free, Code: 6113-07243338

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    Professor writing on whiteboard in classroom

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  • Scientist conducting experiment in laboratory Stock Photo - Premium Royalty-Free, Code: 632-08130286

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    Scientist conducting experiment in laboratory

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  • Sommelier evaluating quality of glass of wine Stock Photo - Premium Royalty-Free, Code: 632-08331743

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    Sommelier evaluating quality of glass of wine

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  • Business people talking in meeting Stock Photo - Premium Royalty-Free, Code: 6113-08321467

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    Business people talking in meeting

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  • College students talking in stairway Stock Photo - Premium Royalty-Free, Code: 6113-08769731

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    College students talking in stairway

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