Tornado Warning: Despite Oklahoma Alert, U.S. Weather Forecasting Service Needs Major Upgrades

Bad as Oklahoma was, the next time could be worse if we don't invest in better forecasting systems — and fast

The Universe’s Biggest, Baddest Gamma Ray Burst Ever

A supernova collapse 3.6 billion light years away sheds new light on a longstanding mystery

Clothes Call: Camouflaged Spending

Joe and Jane American don't buy warships, satellites, tanks and jet fighters. But they do purchase clothes to wear in a variety of colors and patterns. That’s...

Yvonne Brill

"I tell them that I'm an aerospace engineer and my specialty is spacecraft-propulsion systems," Yvonne Brill once said. "And they always look shocked." Over a...

All Eyes on the World: A Look Back at NASA’s Best Views of Earth

On a blue-sky day, it's easy to look up into the far-reaching atmosphere and marvel at the wonders that it holds -- and not even realize that anything is staring...