Earthquake at Washington Monument means it needs repairs

Check out this video showing terrified visitors inside the Washington Monument as a 5.8-magnitude earthquake shook the U.S. East Coast on August 23, 2011.

Strong to severe geomagnetic storm in progress. Aurora alert!

A geomagnetic storm is in progress. If it's nighttime, and you're at a high latitude, go outside and look for auroras! And quit worrying, you. Just enjoy.

Green roofs: Are they green?

Green roofs might be able to compensate for urban habitat lost at ground level, but there isn't much information of how well they match ground-based habitats.

Wangari Maathai, Nobel laureate, on planting trees and protecting forests

People around the world are mourning the death of Wangari Muta Maathai, Africa's first woman Nobel laureate and Kenya's foremost environmental conservationist.

Pigs with H1N1 virus revealed by study in Africa

The first evidence pigs with H1N1 virus has been published. The study found that 89 percent of pigs tested had the virus.

Weather extremes and disasters in the summer of 2011’s

Drought and wildfires in Texas, flooding across New England, active Atlantic hurricane season, and snowstorms in the Southern Hemisphere.

Seth Herzon synthesizes natural anti-Alzheimer’s compound in lab

Seth Herzon talks to EarthSky about a potential new therapeutic treatment for Alzheimer's that's derived from a species of moss found in China.

Humboldt squid washing up on southern California beaches

High tides brought hundreds of Humboldt squid onto beaches along southern California last week. No one knows for sure why.

Cleveland Volcano: Continued unrest in Alaska

The growing lava dome might precede an explosive eruption in Alaska's Cleveland Volcano, according to the Alaska Volcano Observatory.

Watch your own dreams on YouTube someday

UC Berkeley scientists decoded visual experiences in people's brains and reconstructed them into YouTube videos.