National News

A new study suggests the Greenland Ice Sheet did not fully melt during previous periods of global warming — and that it preserved a tundra beneath it.

Ancient Landscape Is Found Under 2 Miles Of Ice In Greenland

In a surprising discovery, scientists have found evidence of a tundra landscape in Greenland that's millions of years old. The revelation goes against widely held ideas about how some glaciers work, and it suggests that at least parts of Greenland's ice sheet had survived periods of global warming intact.

The 300,000 wells drilled in Louisiana are connected by tens of thousands of miles of pipelines that are vulnerable to leaks, like this one in a coastal marsh.

Telltale Rainbow Sheens Show Thousands Of Spills Across The Gulf

Jonathan Henderson of New Orleans-based Gulf Restoration Network is flying Louisiana's coast looking for oil. As usual, he's found some.

"I just noticed something out of the corner of my eye that looks like a sheen that had some form to it," he says. "We're going to go take a closer look and see if there's a rainbow sheen."

It's a target-rich environment for Henderson, because more than 54,000 wells were planted in and off this coast — part of the 300,000 wells in the state. They're connected by thousands of miles of pipelines, all vulnerable to leaks.

So This Is How They Do It! Zebras Getting Stripes

How did it happen? How'd the zebra get its stripes?

In Rudyard Kipling's version, a gray, horsey-looking beast went into "a great forest 'sclusively full of trees and bushes and stripy, speckly, patchy-batchy shadows," stayed there awhile, and after a "long time"... got stripy.

OK. Not bad.

A masked guard holds a young boy at a barricade outside a building being held by pro-Russia forces in Donetsk, Ukraine.

Ukraine Calls An Easter Truce In Clash With Militants

This post was updated at 6 p.m. ET.

Citing progress in diplomacy and this weekend's Easter holiday, Ukrainian officials say they've suspended an "anti-terrorist operation" that is aimed at pro-Russian forces who have occupied government buildings in eastern Ukraine.

A South Korean navy frogman dives into a water to search passengers believed to have been trapped in the sunken ferry Sewol in the water off the southern coast near Jindo, south of Seoul, South Korea, Saturday.

Captain Apologizes As Death Toll Rises In S. Korea Ferry Accident

This post was updated at 7:25 p.m.

Divers recovered more bodies early Sunday in South Korea, from the wreckage of a ferry that sank earlier this week. The number of confirmed dead has now risen to 46. Since the ship sank on Wednesday, difficult conditions have complicated recovery efforts; heavy cranes have arrived that can shift the ferry, but officials say they'll wait to use them until they're sure none of the hundreds still missing managed to survive.

Obama Adds Malaysia To His Asia Itinerary

Captain, 2 Crew Members Arrested In S. Korea Ferry Sinking

In Silicon Valley, Immigrants Toast Their Way To The Top

Polio Threatens To Spread Through Central Africa

Avalanche Sweeps 12 Sherpas Off Mt. Everest

Pages