How you can help scientists study earthquakes

The Quake Catcher Network is looking for volunteers to use motion sensors on their computers to capture seismic data from earthquakes.

Andrew Leakey studies grasses for biofuels

Andrew Leakey is part of a five-year, $12 million study of grasses useful for biofuels that can grow with as little land, fertilizer, and water as possible.

July 2012 was fourth-warmest July globally since 1880

July 2012 was the fourth straight month in which the Northern Hemisphere set a new monthly land temperature record. It was the fourth-warmest July globally.

The Innocence Project: Helping innocent people

The Innocence Project: Should Lady Justice, that personification of truth and fairness in the legal system, cast off her ancient Roman robe, sword and scales?

Curiosity will make a detour to first destination

The Curiosity rover will first travel 400 meters east-southeast of its landing site to Glenelg, where three types of Martian terrain intersect.

A lonely galactic island

DDO 190 is a dwarf irregular galaxy, lying some 3 million light-years from any other galaxy in space. It's a lonely galactic island on a sea of empty space.

Curiosity rover’s self-portrait on Mars

Have you seen the Mars rover Curiosity's self-portrait yet? It's amazing.

Galaxies: Are they different from each other?

Meet 9 individual galaxies, as various as snowflakes, and contemplate the variety of the billions of galaxies in our universe.

Apogalacticon: What is it?

The apogalacticon marks where the sun is farthest from the heart of the Milky Way on its 250 million year orbit around the galactic center.

American eels benefit from dam removal in Virginia

The declining American eels population are starting to recover after the removal of the Embrey Dam on the Rappahannock River in Virginia.