Evidence Oceans Flowed on 'Snowball Earth'

KKK Hood or Blanket? How Expectation Misleads

A report of a Ku Klux Klan sighting at an Ohio campus was likely a case of mistaken identity. But why? ->

Published: 2013-03-07 17:11:28

Quiz Reveals Likelihood You'll Be Dead By 2023

People over 50 can take a quiz to find out their odds of meeting their maker in the next ten years. ->

Published: 2013-03-07 16:17:53

Russia Finds 'New Bacteria' in Antarctic Lake

Russian scientists believe they have found a wholly new type of bacteria in the subglacial Lake Vostok in Antarctica.

Published: 2013-03-07 16:00:00

Bumble Bees at Risk, While Others Thrive

A study of 30,000 bees from 438 species over 140 years in the northeast US shows that bumbles are in trouble, southern bees are moving in and exotic species are on the rise. ->

Published: 2013-03-07 15:32:28

Stone-Age Skeletons Unearthed in Sahara Desert

The skeletons date between 8,000 and 4,200 years ago, meaning the burial place was used for millennia.

Published: 2013-03-07 15:20:00

Sharks Along Florida Coast Cause Beach Closures

Tens of thousands of sharks have been spotted migrating along the Florida coast, causing beach closures. ->

Published: 2013-03-07 15:07:10

3D-Printed Skull Implant Ready for Operation

The FDA has approved a process for printing skull bone replacements, which could benefit hundreds of patients per month.

Published: 2013-03-07 15:05:00

1st African American Man Dates Back 338,000 Years

A miniscule bit of DNA from an African American man now living in South Carolina has been traced back 338,000 years. ->

Published: 2013-03-07 14:53:13

Evidence Oceans Flowed on 'Snowball Earth'

When ice possibly swathed the entire world, the oceans underneath may have nevertheless surprisingly churned.

Published: 2013-03-07 13:30:00

'Hairy' Visitor: How to Observe Comet Panstarrs

As Comet Panstarrs makes its debut in Northern Hemisphere skies, it will be a naked eye celestial object -- here's how YOU could see it.

Published: 2013-03-07 12:00:00

Comet Invading Northern Skies

It’s been a long time coming, but Comet Pan-STARRS will be visible in the northern hemisphere just after twilight beginning Thursday.

Published: 2013-03-07 11:59:00

School Gardens Plant Seeds of Healthy Eating

Children show an increased willingness to try new foods after they had grown and cooked them in a school-based kitchen and gardening program.

Published: 2013-03-07 11:30:00

Why Sinkholes Are Eating Florida

Sinkholes are an increasingly deadly risk in Florida, due primarily to the region's geology.

Published: 2013-03-07 10:00:00

More Americans 'Alarmed' about Global Warming

The percentage of Americans who dismiss the reality of climate change has dropped in half from 2010 to 2012, while those who are "alarmed" have risen by 60 percent. ->

Published: 2013-03-07 08:51:11

Snowquester Storm: Photos

The latest winter storm dubbed snowquester by The Washington Post's Capital Weather Gang blog brought a mix of rain and snow to the nation's capital on March 6, 2013.

Published: 2013-03-07 04:45:00