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
1724 free research photos from Freerange
Filter results
Popular
Most Viewed
Newest Photos
All licenses
Freerange
CC0
Photos & Illustrations
Photos
Illustrations
Per Page
25
50
100
Bull and Bear - Markets Concept
Bull and Bear - Markets Concept
Man Getting an Immunization Shot
A qualified healthcare practitioner was in the process of administering an intramuscular immunization to a middle-aged man, using the man’s left shoulder muscle as the injection site.
Marketing Campaign Concept with Lightbulbs - Marketing Ideas and
Marketing Campaign Concept with Lightbulbs - Marketing Ideas and Strategy
Bioinformatics and Bioengineering Concept
Bioinformatics and Bioengineering Concept
Scientist hands holding a seedling of cannabis hemp plants
close up of agronomy scientist hands holding a seedling of cannabis hemp plants used for herbal pharmaceutical , agriculture medical concept .
Man working on laptop in home office setting
A focused male individual sits at a wooden table, typing on a laptop in a well-lit room with natural decor
Young woman studying on laptop in lounge
African American young female typing on a laptop at a modern lounge with colorful chairs
Two professionals discussing over sticky notes
Two colleagues collaborate, pointing at ideas displayed on sticky notes in a bright office setting
Laboratory glassware with plant samples
Glass flasks filled with plant cuttings in a laboratory setting, showcasing biotechnology and scientific research
Tufted Duck
A tufted duck swimming in a lake.
Close-up of Google Analytics on a smartphone
Sharp focus on a smartphone displaying the Google Analytics search page, highlighting data analysis tools
Laptop beside book on modern coding
Captivating workplace with a laptop next to The Philosopher s Playbook indicating a mix of technology and thought
Bacteria
Rod bacteria viewed under a microscopy at 1000x.
Bromine
Chemical bottle showing damage from Bromine.
Embryologist performing In Vitro Fertilization in the Laboratory
Embryologist performing In Vitro Fertilization in the Laboratory
Religion And Spirituality Book Laptop Stack Shows Religious Spir
Religion And Spirituality Book Stack Laptop Showing Religious Spiritual Books
Chemical Reaction
Chemical reaction with burner.
Food safety
Microbiology technique
Salmonella bacteria
Salmonella bacteria growing on an agar plate.
Chemical Reaction
Chemical reaction producing a fire.
Cryptosporidium parvum Protozoa oocysts
Oocysts being examined on a microscope under.
Muscle
Stained slide of muscle tissue.
Homeophatic medical science
The science of homeophatic medicine.
Retro style chemistry glassware
Retro style photo of chemistry glassware.
Old fashion microscope
Old fashion microscope isolated on white background.
Find even more royalty free stock photos from the world's best photographers
View
of
69
Try your search on iStock: