Log in
Email
Password
Register
Menu
Explore
Newest photos
Popular photos
Contribute
Submission guidelines
Photographer signup
Photographer login
About
About Freerange
Image license
API
Contact us
Support
Contact support
FAQ
Login
Login
Register
Search all
Photos
Illustrations
Match All
Match Photo ID
Newest
Popular
Select Category
AI Generated
CC0 Images
Editorial and News
Animals & Insects
Architecture
Architectural Details
Arts & Music
Backgrounds & Textures
Cities and Modern Life
Business & Office
Flowers and Plants
France
Food & Drink
Holidays & Occasions
Health and Fitness
Landmarks
Interiors
Illustrations
Industry & Agriculture
Landscapes & Nature
Letters and Numbers
Objects
Other
Military
People
Signs & Symbols
Sky and Clouds
Space
Sports & Recreation
Technology
Wallpapers
Free Stock Images
Sponsored images from iStock
View footage results
Click to save 15% sitewide with code
FREERANGE15
View More
460 free biology research photos from Freerange
Filter results
Popular
Most Viewed
Newest Photos
All licenses
Freerange
CC0
Photos & Illustrations
Photos
Illustrations
Per Page
25
50
100
Baby Duck
A mallard duckling swimming in a lake.
Group of Jellyfish Swimming in the Ocean
A group of jellyfish gracefully glide through the ocean, their translucent bodies illuminated by the sunlight filtering through the water. Their tentacles gently trailing behind them as they move in harmony with the currents.
Earth with Tree between Hands - Ecology Concept
Earth with Tree between Hands - Ecology Concept
Medical Research - Medical Innovation - Medicine - Healthcare -
Medical Research - Medical Innovation - Medicine - Healthcare - MedTech
Study and Knowledge Concept
Study and Knowledge Concept
Concept of Intelligence with Human Brain on Blue Background
Concept of Intelligence with Human Brain on Blue Background
Scientist in Lab Coat and Purple Gloves
A person wearing a white lab coat and purple gloves is conducting experiments in a laboratory setting. The individual is likely a scientist or researcher working on chemical or biological experiments.
DNA - Genetics - Genes
DNA - Genetics - Genes
Person studying and learning - Knowledge concept
Person studying and learning - Knowledge concept
CDC Scientist in Lab Environment
A scientist implementing molecular testing. Original image sourced from US Government department Public Health Image Library, Centers for Disease Control and Prevention.
Pycnometer
Specific gravity determination using a pycnometer.
3D rendering of blue bacteria cells close-up
This image features a high-resolution, 3D rendering close-up of spherical blue bacteria cells with smaller cell structures attached, on a dark background
Medical Human Body Scan - Man and Technology
Medical Human Body Scan - Man and Technology
Yogurt Bacteria
Lactobacilli bacteria on a microscope slide enlarged x1200
Medical Doctor Studying the Human Body - Concept
Medical Doctor Studying the Human Body - Concept
Illuminated DNA double helix structure
A close-up of a glowing DNA double helix with a blurred colorful background symbolizing genetic research and biotechnology
Skeleton of a Fish on a Black Background
The skeletal remains of a fish are displayed against a stark black background. The intricate bones of the fish are visible, showcasing the delicate structure that supported its body in life.
Artificial Intelligence Concept with Virtual Brain
Artificial Intelligence Concept with Virtual Brain
Test tube containing sucrose
Combustion reaction using sucrose to produce caramel and steam.
Biology
Paramecium conjugation.
White Fish With Red Marker on Side
A white fish is shown with a bright red marker clearly visible on its side. The marker contrasts sharply with the fishs scales, making it stand out prominently.
Ascaris lumbricoides
Ascaris lumbricoides microscope slide cross section.
Medical Provider Putting on Gloves
Medical Professional wearing rubber gloves and other personal protective equipment.
People in a Network Sharing Ideas - Social Connections
People in a Network Sharing Ideas - Social Connections
Acetic acid in a reagent bottle
A reagent bottle containing acetic acid.
Plague Masks
Masks worn during experiments with plague. Manila, Philippines in the early 20th century.
Chemical Distillation
Chemical distillation with hot plate, mixer and thermometer.
Common Blue Damselfly
Common Blue Damselflies reproduction cycle.
Muscle Meat - Biopsy
Fixed slide cross section of muscle tissue, 100x microscope view
STEM Education concept - Chemistry
Education concept - Little scientists children is looking at erlenmeyer flask containing chemicals to perform experiments in the laboratory, Beaker on the side table.
Thin layer chromatography
Chemistry of thin layer chromatography with plate, solvent and samples.
Microbiome - Microbiota - Gut Health - Probiotics
Microbiome - Microbiota - Gut Health - Probiotics
Women scientists use lux meter to test cannabis farm
Women scientists care for cannabis plants, use lux meter test quality marijuana leaf record in a lighting controlled room. Indoor greenhouse.Focus Lux meter.
The female botanist, geneticist, or scientist is working in a greenhouse
The female botanist, geneticist, or scientist is working in a nursery full of plants.
Close Up of Grasshopper on Cloth
A detailed close up of a grasshopper perched on a piece of cloth. The grasshoppers intricate body and unique features are visible against the textured fabric.
Technician with vial of blood for testing
After blood draw, a technician holding a vial of blood before it moves to the lab for testing
Cell Engineering Concept
Cell Engineering Concept
Bacteria growing on EMB agar
Zone of inhibition produced by Lingonberry extract on an EMB agar plate containing E. coli and a control.
Blood Samples - Blood Tests - Medical Tests
Blood Samples - Blood Tests - Medical Tests
Oedogonium
Microscope view of freshwater algae Oedogonium.
Model of Novel Coronavirus SARS-CoV-2
3D print of a SARS-CoV-2—also known as 2019-nCoV, the virus that causes COVID-19—virus particle. The virus surface blue is covered with spike proteins red that enable the virus to enter and infect human cells.
Chemical reaction
Water being added to copper sulfate.
View of Water Surface From Bottom
This photo shows the view of the water surface from the bottom, capturing the rippling waves and sunlight penetrating the water. The perspective provides insight into the underwater world and the movement of the water above.
Close Up of a Group of Octopuses
This close-up view shows a cluster of octopuses in their natural underwater habitat. The octopuses are displaying their unique features and behavior, showcasing their eight tentacles and intricate suction cups as they move and interact with each other.
Close Up of a Bug on Black Background
A detailed close-up shot of a bug crawling on a smooth black surface. The bugs intricate body structure and movements are clearly visible in the stark contrast of the dark background.
Concept of Artificial Intelligence on Abstract Background
Concept of Artificial Intelligence on Abstract Background
Microscope Closeup at Laboratory
Microscope Closeup at Laboratory
Microbiology mutagen test
Sample plate for mutagenic testing.
Chemistry
Chemistry book and glassware
Acid base titration.
Reagent bottles, burette and flask.
Find even more royalty free stock photos from the world's best photographers
View
of
10
Try your search on iStock: