Posts by 

Deborah Byrd

Cynthia Rosenzweig on climate change and cities

Cynthia Rosenzweig talked about how Earth's warming climate will affect – and is already affecting – many of the world’s most important cities.

After successful launch, new 8-month mission to Mars underway

We're on our way to Mars. The spacecraft is in communication, thermally stable and power positive.

Coming soon, insect cyborgs to the rescue

The latest buzz on insects is that they could be implanted with devices like tiny cameras, microphones and gas sensors - to go places humans can't.

Goodbye Hurricane Kenneth!

NASA satellite images show that wind sheer has Pushed tropical depression Kenneth apart like a stack of tires. The power of nature!

Where did the first dogs come from?

In 2002 researchers said dogs originated in East Asia. But a 2010 study said, no, it was the Middle East. Now the original researchers bark back!

Need cheap renewable energy? Don’t look at me, says Google

Don't expect cheap renewable energy from the Internet giant Google, after all. The company has abandoned its ambitious plans to make renewable energy cheaper than coal.

Sand dunes on planet Mars: Best images

We knew there was wind on Mars. We knew there was sand. Now we know - we can see - that sand dunes on planet Mars are driven by strong winds.

Neil deGrasse Tyson sings a Symphony of Science

There are few astronomical videos that bring a tear to my eye anymore, but this one did. Neil deGrasse Tyson, you are wonderful.

Close-passing asteroid 2005 YU55: More images

Bookmark this page to see the latest images of asteroid 2005 YU55, which passed 200,000 miles (319,000 kilometers) from Earth on November 8, 2011.

Tornado in Oklahoma, and more developing

See these terrifying images of the tornado that touched down in Oklahoma about an hour ago (November 7, 2011 at ~21 UTC, or ~3 p.m. CST).