Posts by 

Deborah Byrd

Dawn spacecraft left asteroid Vesta, now headed for Ceres

Dawn is now officially on its way to its second destination, the dwarf planet Ceres. This post also contains a video portrait of Vesta, by Dawn.

In the future, airplanes might flock like birds

Toulouse-based aircraft company Airbus sees airplanes of the future flocking along express skyways to cut time and emissions.

View from space: Curiosity rover’s tire tracks on Mars

Check out this image from the Mars Reconnaissance Orbiter, showing tire tracks on Mars left by the Curiosity rover.

Does dark matter exist in our sun’s neighborhood?

Astronomers have grown convinced over decades that dark matter exists on the large scale of our universe. But what about our neighborhood of space?

Rover Curiosity provides 3-D view of its landing site

Cool 3-D image from Curiosity rover on Mars!

WISE mission finds millions of black holes

"We've got the black holes cornered," said the lead scientist Daniel Stern. "WISE is finding them across the full sky ... "

Earthquake in Philippines triggers tsunami warnings in Asia

This strong undersea earthquake triggered tsunami warnings along coastlines in much of Asia. No immediate reports of damage or injury.

Melting in Greenland sets new record before end of melting season

By August 8, melting in Greenland was more than in the entire melting season of 2010, which previously held the record for greatest melting in one year.

Curiosity rover on Mars begins its eastbound trek

NASA's Mars rover Curiosity hit the road toward its first destination on Mars, a place called Glenelg, on August 28, its 22nd martian day.

Billions of rocky planets in our galaxy>

Astronomers have found evidence that billions of rocky planets might orbit the habitable zones around red dwarf stars in our Milky Way.