The European Space Agency on Wednesday successfully landed a probe on the surface of a comet — something that has never been done before. But scientists say the lander may not be fully secure.
Scientists say a new deal between the U.S. and China on greenhouse gases is a positive move toward new models for controlling emissions, but that it won't keep the Earth from dangerous levels of warming.
As it hopes to learn the Philae robotic lander successfully settled onto the comet's surface, the European Space Agency says it is in contact with the spacecraft.
China and the U.S. account for more than a third of greenhouse gases — making it vital that any broad climate plans include the pair.
There's more than one way to make color, nature tells us. And more than one way to use it to your own advantage.
Players and managers in major team sports have leveraged sophisticated data analyses for years to improve game-time performance. Now one-on-one athletes are picking up Moneyball tactics, too.
The National Oceanic and Atmospheric Administration is shutting down cod fishing, from Provincetown up to the Canadian border. No fishermen — commercial or recreational — may trawl or use certain large nets that might catch cod.
The federal government is shutting down cod fishing in the Gulf of Maine for the next six months. But fishermen, who now face an uncertain future, dispute the government's cod counts.
Do people with Ebola actually cry tears of blood? What happens if the U.S. Army thinks you might have Ebola? We catch up with science writer David Quammen to discuss truths and myths about the virus.
Putting a probe on a comet's surface would be a first for mankind. But it doesn't look like it will be easy.