Earth Science

Earth Science

A man looking at a meteorite.
19mins
“So many things could have happened in a different way that we wouldn't be here at all, both individually, for sure, and certainly as a species.”
A petri dish containing various colorful bacterial colonies growing on agar, viewed from above against a dark background.
6mins
These microbes endured the unlivable. The NASA astrobiologist who studies them reveals what that means for us today
Five round, flat objects in black, blue, gray, red, and green are arranged in a row on a grid background.
2mins
“We wouldn’t be able to talk about minerals if it weren’t for the minerals themselves.” Mineralogist Bob Hazen explains how Earth’s rocks can teach us about our planet’s technicolor history.
A brown rock with two googly eyes attached to its upper half, set against a plain black background.
3mins
The mind-blowing theory that everything is evolving—from minerals to music—explained in 3 minutes by a Carnegie scientist.
Illustration of a cluster of yellow crystal formations with pointed tips, drawn on a light, off-white background.
3mins
“I study the mineral kingdom — and its secrets could lead us to alien life.”
Illustration of a spacecraft, an astronaut, and a planet against a dark purple background.
35mins
Kmele talked with a planetary scientist, a physicist, and a futurist, to understand how visionaries across disciplines are thinking about the future of our planet and humankind.
Supervolcano
The 1815 eruption of Mount Tambora is one of the reasons why Bryan Walsh sees supervolcanoes as the” single, biggest threat to the human race.”