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.

Video: Moscow 2014 hyperlapse

Transport yourself to Moscow in winter with this new video from Kirill Neiezhmakov. Worth the trip!

What’s happened to Japan’s tsunami debris?

An animation depicts the three-year path across the North Pacific of debris generated by the 2011 tsunami in Japan.

World’s oldest wild bird gives birth at age 63

An albatross named Wisdom is thought to be the oldest wild bird - and the oldest bird mom - in the world. Her latest chick hatched in early February on Midway Atoll.

Globally, January 2014 had highest temps since 2007

January 2014 also marked the 38th consecutive January and 347th consecutive month (almost 29 years) with a global temperature above the 20th century average.