For 57 hours in mid November, a squat lander with spindly legs made history as the first spacecraft to visit the nucleus of a comet – sending a wealth of information on the object to solar-system scientists back on Earth.
Marine ecologists have been witnessing mass mortality of starfish along the Northeast Pacific coast, and a team of scientists now believes they have identified the degenerative disease behind their deaths.
Fifty years of rising crop yields has helped feed a hungry world. It also appears to have left its mark in more-intense seasonal swings in CO2 that land-based ecosystems take up, then return to the atmosphere.
A Bahraini woman flashes a victory sign on a street where clashes occurred between police and anti-government protesters on a parliamentary election day in the Shiite neighborhood of Daih, Bahrain, Saturday.
The European Space Agency's Philae lander has ended its brief, historic mission to the surface of a comet, giving scientists an unprecedented look at the structure and composition of a comet's nucleus.
On Thursday, NOAA abruptly cut short the fishing season for Atlantic cod, which has experienced severe population decline in recent years. That same day, Google Earth Outreach and two partner organizations released a prototype of a new online platform to track overfishing.