At least this year wasn't as bad as A.D. 536 — the worst year in human history
December 26, 2018, 11:28 a.m. by Noel Kirkpatrick
What made A.D. 536 so awful for humans? We lost the sun.
What caused a mysterious seismic wave to wash over our whole planet?
November 29, 2018, 10:08 p.m. by Bryan Nelson
Scientists are scratching their heads over this one.
A huge amount of water is sinking through the planet's tectonic fault lines
November 15, 2018, 2:37 p.m. by Bryan Nelson
Scientists still aren't sure where the water is going.
Ancient graffiti reveals the real date of Pompeii's destruction
October 17, 2018, 12:19 p.m. by Michael d'Estries
The debate over whether the eruption of Mount Vesuvius occurred in August or October may finally be settled.
What the ongoing eruptions in Hawaii mean for travelers
July 23, 2018, 12:40 p.m. by Josh Lew
Volcanoes are a big draw on Hawaii's Big Island, but recent events have some asking how safe it is to be there.
Kilauea's eruptions drive metamorphosis of Halemaumau Crater
June 21, 2018, 3:01 p.m. by Ben Bolton
As the crater's walls collapse, USGS scientists are recording the crater's evolution.
A meteorite smashed into the blood moon during the eclipse, and it was caught on film
Divers come face-to-face with giant great white shark in thrilling video
7 surprising facts about pigs
Food pyramids change with time and place, but the goal is the same: Eat well
What is swamp cancer and how is it killing wild horses?
The heartbreaking truth behind 'mini' pigs