By 2100, nearly 40 percent of land-based ecosystems - forest, grassland or tundra, for example - will have moved from one type to another.
To the surprise and delight of astronomers, a comet discovered just two weeks ago as it hurtled towards the sun has skimmed the star and re-emerged the other side.
NASA's Rossi X-ray Timing Explorer (RXTE) satellite has identified a candidate for the smallest-known black hole.
NASA is planning to use a giant crossbow and harpoon to capture samples from a speeding comet.
NASA's Dawn spacecraft has successfully maneuvered into its closest orbit around the giant asteroid Vesta.
There may finally be an explanation as to why the federal government has adopted such a harsh stance against the unauthorized trade of moon rocks.
New research from NASA into the Earth's paleoclimate history indicates we could be facing rapid climate change this century, including sea level rises of many meters.
NASA's Opportunity rover has found veins of a mineral that appears to be gypsum, and which could only have been deposited by flowing water.
The tidal wave that hit Japan in March was formed by two separate tsunamis, in a phenomenon that had been theorized but never before observed.
The introduction of the Clean Air Interstate Rule in 2005 has led to a big reduction in pollution from eastern US coal power plants, data from NASA's Aura satellite shows.
NASA has confirmed that its Curiosity rover will depart for Mars on November 26 from Space Launch Complex-41 at Cape Canaveral Air Force Station, Florida.
The term's used to describe explosive volcanic eruptions that eject about ten thousand times the quantity of magma and ash as Mount St Helens, one of the most explosive eruptions in recent years.
NASA is in the final stages of preparing its Mars Curiosity rover for a launch from Florida's Space Coast on November 25.
NASA's explained - with some weariness, one imagines - that next year really isn't going to see the release of any massive solar flares which could destroy the Earth.
A Russian Soyuz spacecraft blasted off successfully for the International Space Station late last night, carrying one American and two Russian astronauts.
NASA engineers have produced the blackest stuff ever created - a material that absorbs more than 99 percent of the ultraviolet, visible, infrared, and far-infrared light that hits it.
NASA's Hubble Space Telescope has identified 18 "tiny" galaxies which existed 9 billion years ago and are brimming with star birth.
NASA has released an animated clip depicting the proposed 2014 test flight of its Orion spacecraft.
NASA is planning to conduct an unmanned flight test of its Orion spacecraft in early 2014.
NASA's Deep Space Network antenna has captured new radar images of Asteroid 2005 YU55 as it approaches Earth in what's set to be the closest approach of a big asteroid ever recorded.