The top Hollywood actors and actresses are earning millions of dollars per movie. Do their big paychecks translate into a desire to give back?
A study of satellite data has found that terrestrial vegetation has increased lately.
Decades of climate change have taken a toll on ocean ecosystems – and it could take millennia for them to bounce back, according to new research.
Ahead of December climate talks in Paris, the US today committed to cut its greenhouse emissions 28 percent. Mexico and the EU have made their pledges, reluctant nations and the GOP still stand between Obama and a climate deal.
The Mars Rover Opportunity and the Lunar Reconnaissance Orbiter are once again in danger of being eliminated from the budget. Are they valuable enough to find funding elsewhere?
The total lunar eclipse set to take place on April 4 is not only part of a lunar tetrad, it will also be the shortest of the century.
Researchers at North Carolina State University have developed a new way to control cockroaches, outfitting them with tiny microphones and trackers for potential future use in disaster zones.
With a series of orbital maneuvers, the mission of NASA's Messenger Mercury probe could be extended up to a month before the spacecraft runs out of fuel and crashes into the planet.
Researchers have found Jupiter-scale gas giants orbiting binary stars and estimate that Earth-like planets orbiting binary stars could be as numerous as rocky planets orbiting single-star systems.
A 7.7 magnitude earthquake generated a less-than-pint-sized tsunami in Papua New Guinea, causing no injuries or damage.
In West Antarctica, ice shelves have thinned dramatically over the past decade, and the rate of loss is accelerating, finds a new study published in the journal Science.