The Earth's interior is composed of four layers, three solid and one liquid—not magma but molten metal, nearly as hot as the surface of the sun. The deepest layer is a solid iron ball ...

what happens at the ICB still has some implications for Earth’s long-term evolution.” Mindy Weisberger is a science writer and media producer whose work has appeared in Live Science ...

Elkhart Elementary second grade students recently used creative thinking skills to design weather stations for collecting ...

World's Oldest Impact Crater Found, Rewriting Earth's Ancient History Mar. 6, 2025 — Researchers have discovered the world's oldest known meteorite impact crater, which could significantly ...

By Robin George Andrews Robin George Andrews has written a book about the science of planetary defense, and has written for The Times about many space objects visiting the Earth. Feb. 8 ...