Scientists are sharpening their forecasts for how long Earth can remain a comfortable home for complex organisms, and the ...

An Australian startup wants to recycle a geostationary satellite to get an up-close look at the "doomsday" asteroid Apophis.

Thursday, Oct.19, 2023 at 7 p.m. on KPBS TV / PBS App + Encore Sunday, Oct 22 at 10 p.m. on KPBS 2 Most of us will never experience first-hand the wonders of East Africa, one of the last wild places ...

Geophysicist John Vidale noticed something striking while tracking the way seismic waves move from Earth's crust through its core. The very center of the planet, a solid ball of iron and nickel ...

Like the first man to eat an oyster, the explorers of the ancient Mediterranean world chose not to be bound by what they knew. This was as it should be, for, in the beginning, they knew relatively ...

Discover the beauty of the underwater world with wildlife photographer Todd Gustafson. With wildlife photographer Todd Gustafson, discover the beauty of the underwater world, as Jane Goodall and Todd ...

Satellite imagery capturing a mysterious thermal anomaly on top of an unexplored volcano at the ends of the Earth sparked excitement among scientists in 2018. Due to the island's remote location and ...

happened to collide with the Earth. The best-known episode is that in which the dinosaurs died 65 million years ago, but there have been many other catastrophic impacts both before then, and since.