collection of nasopharyngeal specimens for covid-19 - scientific experiment stock videos & royalty-free footage
covid-19. llaboratory team working on coronavirus vaccine. testing infected samples - scientific experiment stock videos & royalty-free footage
young african ethnicity microbiologist studying coronavirus - scientific experiment stock videos & royalty-free footage
laboratory team working with biohazardous samples. using microscope - scientific experiment stock videos & royalty-free footage
coronavirus tests. female doctor analysing throat swab test in medical clinic. - scientific experiment stock videos & royalty-free footage
covid-19 - multi ethnic laboratory team working on coronavirus. wearing protective workwear - scientific experiment stock videos & royalty-free footage
asian chinese female doctor with ppe inserting nasal swab cotton swab into test tube and tighten it sealed it - scientific experiment stock videos & royalty-free footage
laboratory tests at the virus research institute - scientific experiment stock videos & royalty-free footage
collection of nasopharyngeal specimens for covid-19 - scientific experiment stock videos & royalty-free footage
collection of nasopharyngeal specimens for covid-19 - scientific experiment stock videos & royalty-free footage
testing drugs to develop covid-19 vaccines - scientific experiment stock videos & royalty-free footage
adorable private elementary stem school students conduct science experiment - scientific experiment stock videos & royalty-free footage
family testing volcano school project in back yard - scientific experiment stock videos & royalty-free footage
people in northwest georgia, usa come for a drive through covid-19 test during the 2020 global coronavirus pandemic, take samples from the nose. - scientific experiment stock videos & royalty-free footage
scientists use pipette dropper samples to test tubes.to conduct scientific experiments - scientific experiment stock videos & royalty-free footage
laboratory technician holding a tube sample with a positive test of covid-19 - scientific experiment stock videos & royalty-free footage
couple engineer students working on a project with electrical equipment at the lab - scientific experiment stock videos & royalty-free footage
asian chinese female doctor with ppe taking mouth swab from patient coronavirus test. medical worker in protective suite taking a swab for corona virus test, potentially infected woman - scientific experiment stock videos & royalty-free footage
medical technicians are looking at the microscope - scientific experiment stock videos & royalty-free footage
august 1949 montage fallout from soviet union's testing of first nuclear weapon, 'rds-1', at test site in kazakhstan/ plane on runway carrying... - scientific experiment stock videos & royalty-free footage
guinea pig cultred in the cage for experiment - scientific experiment stock videos & royalty-free footage
b/w 1915 extreme close up hand turning test tube with smoke emerging / silent serial - scientific experiment stock videos & royalty-free footage
smoke from dry ice and water leaking from a flask on black background and the reverse - scientific experiment stock videos & royalty-free footage
creative footage of a ping pong balls levitating with hair dryers. - scientific experiment stock videos & royalty-free footage
4k neural network - artificial intelligence, deep learning, singularity, turing test (multi colored) - scientific experiment stock videos & royalty-free footage
medical research scientist tests vaccine experimental drug in stem modern laboratory. - scientific experiment stock videos & royalty-free footage
student watching screen, reflection in glasses bu co ed rs - scientific experiment stock videos & royalty-free footage
super slo mo dripping a drop of blood and drop of transparent liquid into test tubes - scientific experiment stock videos & royalty-free footage
health worker wearing protective wear collecting swab to rapid test for covid-19 at a covid-19 hotspot zone in pandu area of guwahati, india... - scientific experiment stock videos & royalty-free footage
female zoologist examining crayfish from a stream - scientific experiment stock videos & royalty-free footage
vaccine coronavirus covid-19 on conveyor belt with alpha channel - scientific experiment stock videos & royalty-free footage
cu scientist looking at dna result under black light, boxmeer, netherlands - scientific experiment stock videos & royalty-free footage
b/w 1915 close up mad scientist wearing surgical mask holding test tube with smoke emerging / silent serial - scientific experiment stock videos & royalty-free footage
asian chinese female doctor with ppe taking mouth swab from patient coronavirus test. medical worker in protective suite taking a swab for corona virus test, potentially infected woman - scientific experiment stock videos & royalty-free footage
doctor determines the amount of fungus,close up - scientific experiment stock videos & royalty-free footage
pouring water creating bubbles in three scientific test tubes in a row with red and pink hues - scientific experiment stock videos & royalty-free footage
woman scientist taking a sample of polluted water - scientific experiment stock videos & royalty-free footage
operation crossroads, bikini atoll, pacific ocean - scientific experiment stock videos & royalty-free footage
female scientist in bio-medical laboratory examining test tubes - scientific experiment stock videos & royalty-free footage
this is exactly the reaction i was hoping for - scientific experiment stock videos & royalty-free footage
woman scientist taking a sample of polluted water - scientific experiment stock videos & royalty-free footage
genetic code analysis of covid-19 sample being tested in laboratory in liverpool - scientific experiment stock videos & royalty-free footage
1958 animation of a body reacting to the pain of a hot iron - scientific experiment stock videos & royalty-free footage