Major winter storm poised to wallop U.S. Mid-Atlantic

Large amounts of snow to cities including Baltimore, Maryland and Washington, D.C. area on March 2 and 3, according to NOAA's National Weather Service.

Video: How wolves change rivers

Do yourself a favor and watch this video on how wolves change rivers. It will make you happy.

Major storm slamming California

Not just California. While meteorological spring begins on March 1, a large portion of the United States will still be under old man winter's wrath.

Great Lakes are mostly frozen

Ice cover on North America’s Great Lakes reached 88 percent in mid-February 2014, levels not observed since 1994.

Fukushima radiation reaches Canadian waters

Radiation from Japan's leaking Fukushima nuclear power plant has reached ocean waters offshore Canada, researchers said on February 24.

This zircon crystal is oldest known piece of Earth’s crust

A tiny zircon crystal found on a sheep station - or ranch - in western Australia is now the oldest known piece of our planet, dating to 4.4 billion years ago.

Everything you need to know: The polar vortex

The polar vortex never seeps into your house, to freeze you and your family inside. It can't do that because it stays in the mid to high atmosphere.

New glass inspired by a seashell

Engineers at McGill have invented a new biomimetic technique that can make glass more shatter resistant.

View from space: The Koreas at night

In this ISS astronaut photo of the Korean Peninsula at night, North Korea is almost completely dark compared to neighboring South Korea and China.

Discovery of one new butterfly species leads to another

Just when scientists thought that all butterfly species in the eastern U.S. were identified, researchers stumbled across not one, but two new species, right under their noses.