Vote for best NASA Earth images of the year

There is still time to vote in NASA’s Tournament Earth, an event designed to showcase the best images of Earth for 2013.

New ozone-depleting chemicals discovered in the atmosphere

Scientists have found four new gases that harm Earth's ozone layer, despite bans.

Bald eagle nest cam 24/7

Watch baby eaglet B3 and his wild bald eagles all day, all night, thanks to the eagle nest cam from Georgia's Berry College.

Great Lakes ice cover reaches 91 percent

On March 5, NOAA reported that ice cover over North America's Great Lakes had reached 91 percent. The lakes have not been so covered with ice since 1973.

The chain fountain video is amazing

It's looks like a magic trick, but it's really a problem in the physics of everyday things.

Shark studies go electronic

Shark-cams, sensors, electronic pills reveal sharks' secrets.

Where in the U.S. you’re most likely to be struck by lightning

One moment you're strolling across the golf course. The next moment your body is wracked with the searing pain of 50,000 degrees Fahrenheit.

Lightning, seen from space

NASA routinely studies lightning space to aid in weather forecasting. A new instrument is being planning for a 2016 launch.

Watch online as asteroid sweeps within moon’s distance today

Watch online as asteroid 2014 DX110 sweep closer than the moon on Wednesday, March 5.

Watch March come in like a lion over eastern U.S.

Satellite video captures the awesome power of the winter storms that hit the eastern U.S. on the first days of March.