Climate Conditions Determine Amazon Fire Risk–The Threat of ‘Understory’ Fires

'Understory' fires are destroying more of the Amazon rainforest than is being lost through deforestation, NASA scientists have determined.
by David McGee
 

 
 

Hubble Spots Spiral Bridge of Young Stars Linking Two Ancient Galaxies

A Hubble space Telescope photo of an unusual structure 100,000 light years long yields new insights into the formation of stellar superclusters.
by David McGee
 

 

 

An Atmosphere Around the Moon?

Water on the Moon? New research suggests billions of years ago the Moon had an atmosphere composed primarily of carbon monoxide, sulfur and water, much like that of Mars today. And where there is water...
by David McGee
 

 
 

Collapsing Star Gives Birth to a Black Hole

‘If future observations confirm this team’s findings, this would be the first birth of a black hole ever witnessed and the first failed supernova ever discovered’
by David McGee
 

 

 

From Earth’s Caves, A Better Understanding of Mars

Dr. Penny Boston is exploring some of the most extreme environments on earth--the Snowy River Cave, the Cave of Crystal Giants--both in New Mexico, n the land where Billy the Kid once roamed--on the educated guess that those re...
by David McGee
 

 
 

NASA’s Fermi Discovers the Most Extreme Blazars Yet

NASA's Fermi Gamma-ray Space Telescope has identified the farthest gamma-ray blazars, a type of galaxy whose intense emissions are powered by supersized black holes.
by David McGee
 

 

 

Fallen Stars: A Gallery of Famous Meteorites

The meteor that exploded over Chelyabinsk in Russia's Ural Mountains on Feb. 15 is only the latest of history's most famous meteorites. Tale a look at this gallery of notable alien rocks, on earth and from elsewhere in the univ...
by David McGee
 

 
 

Investigating Stellar Shrapnel

Thousands of years ago, 160 light years away from Earth, a star exploded, scattering stellar shrapnel across the sky. The Hubble Space Telescope recently found evidence of the event.
by David McGee
 

 

 

A ‘Lost Galaxy’ Found, Sun Science Stamps Arrive

A galaxy far, far away, thought 'lost,' has been discovered via the Hubble Telescope. And the Postal Service is issuing a very cool set of Sun Science stamps. You'll never look at the sun the same way again. Well, you shouldn't...
by David McGee