News tagged with outer crust

Water Planets

Of the roughly 420 extra-solar planets now known, about a dozen are in the newly named category of "super-earths," planets whose masses are in between of two and about fifteen earth-masses.

Jan 22, 2010
4.6 / 5 (18) 4 | with audio podcast

Search results for outer crust

How a change in slope affects lava flows

As soon as lava flows from a volcano, exposure to air and wind causes it to start to cool and harden. Rather than hardening evenly, the energy exchange tends to take place primarily at the surface. The cooling ...

Sep 15, 2014
4 / 5 (1) 0

Kola fireball meteorites found in Russia

A spectacular fireball that crackled across the sky near the Russia-Finnish border on April 19th this year left more than a bright flash. A team of meteor researchers from Finland, Russia and the Czech Republic ...

Jul 02, 2014
5 / 5 (9) 0

Slaying bacteria with their own weapons

The Centers for Disease Control and Prevention warned last fall that the U.S. faces "potentially catastrophic consequences" if it doesn't act quickly to combat the growing threat of antibiotic-resistant infections, ...

Jun 26, 2014
4.5 / 5 (6) 3

List of search results for outer crust