En
  • En English
  • De Deutsch
  • Fr Français
  • Sp Español
  • Ru Русский
  • It Italiano
  • Pt Português
  • Ua Українська
485 results

    OrientationOrientation
    PeoplePeople
    CategoryCategory
    ColorColor
    EditorialEditorial
    Safe SearchSafe Search
    Clear
    Hide
    Young man reading a book in library — Stock Photo
    Young man reading a book in library
    Portrait of beautiful senior couple sitting together — Stock Photo
    Portrait of beautiful senior couple sitting together
    Hand of teacher pointing to molecular structure on projection screen — Stock Photo
    Hand of teacher pointing to molecular structure on projection screen
    Close-up view of chinese primary school students studying in rural school — Stock Photo
    Close-up view of chinese primary school students studying in rural school
    Focused Chinese school students sitting at desks and studying in rural primary school — Stock Photo
    Focused Chinese school students sitting at desks and studying in rural primary school
    Girl students conducting scientific experiment in chemistry laboratory classroom — Stock Photo
    Girl students conducting scientific experiment in chemistry laboratory classroom
    Female teacher and girl students using microscope and laptop, conducting scientific experiment in laboratory classroom — Stock Photo
    Female teacher and girl students using microscope and laptop, conducting scientific experiment in laboratory classroom
    Students examining DNA model in classroom laboratory — Stock Photo
    Students examining DNA model in classroom laboratory
    Concentrated man with backpack studying writing on notepad while sitting in park grass with crossed legs in sunny day — Stock Photo
    Concentrated man with backpack studying writing on notepad while sitting in park grass with crossed legs in sunny day
    Young man using laptop in library — Stock Photo
    Young man using laptop in library
    Smiling girl students examining liquid in test tube, conducting scientific experiment in laboratory classroom — Stock Photo
    Smiling girl students examining liquid in test tube, conducting scientific experiment in laboratory classroom
    Positive young female with curly blond hair in panties and eyeglasses smiling while sitting on cozy bed and reading interesting book — Stock Photo
    Positive young female with curly blond hair in panties and eyeglasses smiling while sitting on cozy bed and reading interesting book
    Senior man carrying bucket of dead leaves — Stock Photo
    Senior man carrying bucket of dead leaves
    Surprised students conducting exploding foam scientific experiment in classroom laboratory — Stock Photo
    Surprised students conducting exploding foam scientific experiment in classroom laboratory
    Young mindful male barefoot male sitting in lotus pose with eyes closed practicing yoga on floor near bowl gong and Buddha statuette — Stock Photo
    Young mindful male barefoot male sitting in lotus pose with eyes closed practicing yoga on floor near bowl gong and Buddha statuette
    Male teacher and girl students conducting scientific experiment at microscope and laptop in laboratory classroom — Stock Photo
    Male teacher and girl students conducting scientific experiment at microscope and laptop in laboratory classroom
    Woman reading book on window sill at home — Stock Photo
    Woman reading book on window sill at home
    Elementary age girl sitting at table and reading book at home — Stock Photo
    Elementary age girl sitting at table and reading book at home
    Focused female witch reading magic book while sitting on rock near broom in woods — Stock Photo
    Focused female witch reading magic book while sitting on rock near broom in woods
    Stack of books on wooden shelf, close-up — Stock Photo
    Stack of books on wooden shelf, close-up
    Curious students examining DNA model in classroom — Stock Photo
    Curious students examining DNA model in classroom
    Chinese rural female teacher and pupils in the classroom — Stock Photo
    Chinese rural female teacher and pupils in the classroom
    Elderly woman reading by window with enthusiasm — Stock Photo
    Elderly woman reading by window with enthusiasm
    Chinese school students studying in rural primary school — Stock Photo
    Chinese school students studying in rural primary school
    Girl student using microscope in classroom — Stock Photo
    Girl student using microscope in classroom
    Senior woman hands holding on to a cane; Olympia, Washington, United States of America — Stock Photo
    Senior woman hands holding on to a cane; Olympia, Washington, United States of America
    Science teacher helping girl student at microscope in classroom laboratory — Stock Photo
    Science teacher helping girl student at microscope in classroom laboratory
    Illustration of white human brain model on plain background. — Stock Photo
    Illustration of white human brain model on plain background.
    Focused boy student assembling computer in classroom — Stock Photo
    Focused boy student assembling computer in classroom
    Curious students watching chemical reaction, conducting scientific experiment in laboratory classroom — Stock Photo
    Curious students watching chemical reaction, conducting scientific experiment in laboratory classroom
    Primary school students sitting at desks in rural primary school — Stock Photo
    Primary school students sitting at desks in rural primary school
    Smiling female science teacher leading lesson at whiteboard in classroom — Stock Photo
    Smiling female science teacher leading lesson at whiteboard in classroom
    Beautiful woman reading book in bedroom at home — Stock Photo
    Beautiful woman reading book in bedroom at home
    Rural female teacher and chinese pupils studying in the classroom — Stock Photo
    Rural female teacher and chinese pupils studying in the classroom
    Man selecting a book from bookshelf in library — Stock Photo
    Man selecting a book from bookshelf in library
    Woman reading a book in living room at home — Stock Photo
    Woman reading a book in living room at home
    Chinese school students studying with textbooks in rural primary school — Stock Photo
    Chinese school students studying with textbooks in rural primary school
    Woman reading book on window sill at home — Stock Photo
    Woman reading book on window sill at home
    Woman reading a book in living room — Stock Photo
    Woman reading a book in living room
    Side view of young exhausted female in sundress and gumshoes touching forehead while sitting with textbook and looking away in bookshop — Stock Photo
    Side view of young exhausted female in sundress and gumshoes touching forehead while sitting with textbook and looking away in bookshop
    A typical 4-wheeler jeep in Wadi Rum desert during lunch time — Stock Photo
    A typical 4-wheeler jeep in Wadi Rum desert during lunch time
    Climber of Flat Top Mountain trail, near Anchorage AK, Chugach Mountains. — Stock Photo
    Climber of Flat Top Mountain trail, near Anchorage AK, Chugach Mountains.
    Illustration of white human brain model on plain background. — Stock Photo
    Illustration of white human brain model on plain background.
    Side view of thoughtful male student in bright headphones studying in university square and writing in note book sitting on fence — Stock Photo
    Side view of thoughtful male student in bright headphones studying in university square and writing in note book sitting on fence
    Boy students examining liquid in test tube, conducting scientific experiment in laboratory classroom — Stock Photo
    Boy students examining liquid in test tube, conducting scientific experiment in laboratory classroom
    Girl students using microscope, conducting scientific experiment in laboratory classroom — Stock Photo
    Girl students using microscope, conducting scientific experiment in laboratory classroom
    Female science teacher wearing lab coat, rubber glove and goggles, writing at whiteboard in classroom — Stock Photo
    Female science teacher wearing lab coat, rubber glove and goggles, writing at whiteboard in classroom
    Attentive girl doing homework in living room at home — Stock Photo
    Attentive girl doing homework in living room at home
    Beautiful woman reading book while having coffee at home — Stock Photo
    Beautiful woman reading book while having coffee at home
    Happy young female in stylish clothes standing looking at camera with book against white wall in daytime — Stock Photo
    Happy young female in stylish clothes standing looking at camera with book against white wall in daytime
    Young man reading a book in library — Stock Photo
    Young man reading a book in library
    Smiling female science teacher and girl student reading textbook at microscope in laboratory classroom — Stock Photo
    Smiling female science teacher and girl student reading textbook at microscope in laboratory classroom
    Primary school students laughing while studying in rural primary school — Stock Photo
    Primary school students laughing while studying in rural primary school
    Girl student using microscope, conducting scientific experiment in laboratory classroom — Stock Photo
    Girl student using microscope, conducting scientific experiment in laboratory classroom
    Blonde girl sitting at table and reading book at home — Stock Photo
    Blonde girl sitting at table and reading book at home
    Rural female teacher and pupils in the classroom — Stock Photo
    Rural female teacher and pupils in the classroom
    Content curly woman looking away walking between bookshelves in library of Texas — Stock Photo
    Content curly woman looking away walking between bookshelves in library of Texas
    Relaxed mature woman with gray hair and kind smile reading book holding glasses in hand near window in armchair — Stock Photo
    Relaxed mature woman with gray hair and kind smile reading book holding glasses in hand near window in armchair
    Senior male in wheelchair on promenade looking away in contemplation and enjoying view of sea — Stock Photo
    Senior male in wheelchair on promenade looking away in contemplation and enjoying view of sea
    Female science teacher and girl student writing at whiteboard in classroom — Stock Photo
    Female science teacher and girl student writing at whiteboard in classroom