Photo of the Day

Two college students staring at a glass pipette full of liquid
November 8, 2020

Teachers in Training

Spellbound students compound nitrobenzene at Kenya Science Teachers College in the 1960s. The school is now known as the Kenya Science Campus, as part of the University of Nairobi, and offers a bachelor's degree in science education.
Photograph by Bruce Dale, Nat Geo Image Collection

Go Further

Subscriber Exclusive Content

See how NASA’s new Mars rover will explore the red planet

Why are people so dang obsessed with Mars?

How viruses shape our world

The era of greyhound racing in the U.S. is coming to an end

See how people have imagined life on Mars through history