The inaugural Earth Day, held on 22 April 1970, was strategically scheduled between spring break and final exams to maximise ...

Wednesday is Earth Day, a global day of support that raises awareness about the environment. Kathleen Rogers is the CEO of ...

A tiny ancient reptile just revealed the moment breathing as we know it began — and it changed life on Earth forever.

Millions of people around the world will pause Wednesday, at least for a moment, to mark Earth Day. It's an annual event ...

See stunning photos of Earth taken from space by astronauts and robotic spacecraft, celebrating our home planet on Earth Day.

When you think about our origin story, and of our planet -- among all of the planets in the cosmos -- there is a deep ...

Sinai rock shelter preserves 10,000 years of drawings, tools, and inscriptions, showing repeated human return to one desert ...

New research suggests that the origins of life may be tied not only to deep-sea hydrothermal vents but also to environments ...

Scientists have uncovered a surprising new picture of human origins that challenges the long-held idea of a single ancestral ...

Astronauts and robotic spacecraft have captured breathtaking photos of Earth from space for decades. See the best images.

World Earth Day highlights environmental protection and sustainability. Read about World Earth Day 2026 theme, history, and ...