March 10, 2013
Vegetation growth at Earth's northern latitudes increasingly resembles lusher latitudes to the south, according to a NASA-funded study. "It's like Winnipeg, Manitoba, moving to Minneapolis-Saint Paul in only 30 years," says one of the lead researchers.
Feb. 6, 2013
A comet falling in from the distant reaches of the solar system could become a naked-eye object in early March. This is Comet Pan-STARRS's first visit to the inner solar system, so surprises are possible as its virgin ices are exposed to intense solar heating for the first time.
April 14, 2013
A particle detector on board the International Space Station has recorded intriguing signs of Dark Matter. Researchers say that a significant advance in cosmology could be in the offing.
May 16, 2013
NASA researchers who monitor the Moon for meteoroid impacts have detected the brightest explosion in the history of their program. It was caused by a small boulder-sized meteoroid hitting the Moon with as much energy as 5 tons of TNT.
April 26, 2013
NASA's Cassini spacecraft has provided the first direct evidence of small meteoroids crashing into Saturn's rings and breaking into streams of rubble.
March 26, 2013
A comet is heading for Mars, and there is a chance that it might hit the Red Planet in October 2014. An impact wouldn't necessarily mean the end of NASA's Mars program. But it would transform the program along with Mars itself.
April 19, 2013
A new model of the debris flowing from Comet ISON suggests that the sungrazer could dust the Earth with meteoroids in early 2014. Experts discuss the possibilities today's story from Science@NASA.
Jan. 18, 2013
Astronomers are keeping a close eye on newly-discovered Comet ISON, which could become visible in broad daylight later this year when it skims through the atmosphere of the sun.
Feb. 9, 2013
In a milestone accomplishment, NASA's Curiosity rover has drilled into a rock on Mars and gathered material from its interior. This is the first time any robot has drilled into a rock to collect a sample on Mars.
March 29, 2013
Life as we know it doesn't thrive on planets without ozone layers, which is why the recovery of Earth's ozone layer is so important. A new instrument slated for launch to the ISS will monitor our planet's protective ozone cocoon with greater depth and precision than ever before.