Caucasian businessman working late in the office and feel headache. Tired Freelancer have a problem with red eyes. Blue screen in night animation of numbers science formula
Intelligent Business Man with Glasses Working On Computer at night
smart man with glasses is looking at screen of notebook and reading news or data, closeup portrait
Young student solving challenging math equation on blackboard, with a smile. Smart, clever, intelligent scientist concept.
Caucasian businessman working late in the office and feel headache. Tired Freelancer have a problem with red eyes. Blue screen in night animation of numbers science formula
Medium shot of African woman sitting with her son on wooden stairs, holding his notebook in her hands, checking his grades and praising him
World-famous scientist, theoretical physicist, Nobel laureate, creator of theory of relativity Albert Einstein
Talented individual solving math problem in classroom setting
Close-up of young professional deep in thought at work
Young man studying in library, taking a break from laptop. Bookcases in background. Online course. Education concept.
NEW
Young Asian businesswoman with focused on laptop
Students discussing educational materials in the classroom.
NEW
Machine intelligence demonstrates strategy to the team.
Confident Canadian female politician looking at camera smiling with national flag at black background. Portrait of successful woman posing. Politics and confidence concept.
Schoolkids studying at desk in the classroom at school 4k
Scientist using Vr Technology Holographic Screen Hud Panel, Intelligent Medical Disease Analysis And Research
Student walking through library while reading book, camera follows. Low angle shot.
Front view confident woman in eyeglasses surfing Internet on laptop and looking at camera smiling. Medium shot professional expert psychologist posing at workplace indoors.
Professional woman using digital tablet. Mature lady holding tablet on checkered windows background.
Young Black Woman Finding Solution Mixed Race Girl Enlightenment Eureka Moment
Two teenagers in the children's development center play constructor.
Focused businessman typing on laptop at desk in office
Young African American man in lab examining Petri dish
Cheerful Muslim woman in hijab takes selfies via smartphone
Closeup business woman correcting notes on sticker board indoors. Intelligent lady organizing brainstorm data on wall in modern office. Female professional enjoying work in hipster office.
NEW
Concentrated brunette girl with curly hair wearing sits at a table and works on a laptop in the library
Young woman video conferencing at cafe, smiling and talking
School girl with long hair sitting at table and writing in exercise book, closing eyes and daydreaming, bookshelves on blurred background. Pupil doing assignment in class
Professional woman giving presentation in modern office.
Young Businesswoman Writing on Sticky Notes in Office
Serious talented disabled architect rolling wheelchair from table in home office with rolled blueprint on knees. Portrait of professional expert paralyzed Caucasian man indoors. Slow motion.
Portrait of a Wise Elderly Man Reading and Reflecting
Three cheerful female employees chatting in virtual conference with Middle Eastern manager talking. Positive smiling women looking at video chat webcamera as man gesturing approving idea.
Esteemed senior bearded man holding a lot of books in his hands and posing on camera on the bookshelves background
Professional woman in office suit working at desk with computer and phone, taking notes
Blonde woman working at desk, talking on phone in dimly lit room
Young man working at office desk with books and laptop
Thoughtful concerned chinese, japan, japanese, korean woman working on laptop computer looking away thinking solving problem, serious woman search for inspiration make decision feel lack of ideas
Astonished woman writing notes at home
NEW
Young girl playing chess outdoors in a garden setting, focusing intently on the game. Child leisure activity promoting strategic thinking and concentration.
Smart happy male professor or scientist pointing at himself and then the chalkboard proud of his work
Close-up of brunette girl studying at home. Education, intelligence, focus.
Sadness at the office: Close-up of young professional adjusting glasses
Young man studying outdoors, focused and in headphones. Slow motion.
Young man in shirt talking on phone, holding coffee, sitting indoors in daylight
Man wearing mask and eyeglasses walking among bookcases and looking at books, backpack on his shoulder. College student choosing literature in library. Concept of education