NASA has announced a new $17.46 billion budget for for the coming year. Plans include sending human crews to an asteroid, as a first step toward Mars. Here's what's in - and out - in 2015.
2014 DX110, an asteroid unknown until 28 February, will pass closer to the Earth than the distance to the Moon on Wednesday. Here's how to see it live.
Harvard physicists believe it is possible to build a type of solar cell that would work at night. If it proves practical, this idea could revolutionize the energy industry.
Thousands of dolphins were joined by a few whales in a massive stampede through the waters off California. The action was recorded by a drone flying overhead.
A new catalyst could make methanol the fuel of the future. The development could also affect several other products.
Tobacco use among young people causes addiction, and may even change the structure of the brain. Brain structure is changed in people who smoked tobacco as teenagers, according to researchers.
Cosmos is back with new episodes, and a new host - Neil deGrasse Tyson. Cosmos: A Space-Time Odyssey revives the groundbreaking television series that starred Carl Sagan.
Pithoviruses - the largest ever found, are unlike any organism ever seen by researchers. Although it cannot infect humans, what danger does it pose to humans?
New regulations will remove most of the sulfur from gasoline. This move could reduce smog, but is the price too high to pay?
Patrick Moore is raising waves again, this time saying humans are not the main cause of rising global temperatures. If not us, that what is happening?
The brilliant golden shell of the ploughshare tortoise is fetching high prices for the animal on the illegal pet market. But, how does etching the shell help?
The discovery of one of the world's largest schools for gladiators shows how these fierce warriors lived and trained. The researchers have even made a 3D model of the facility.
North Korea is nearly hidden in the darkness in a new nighttime photo of the Korean Peninsula, taken by astronauts aboard the International Space Station.
Babies are being born without parts of skulls and brains four times more often than normal in Washington state. The cause of this fatal birth defect remains a mystery.
Study of a Martian meteorite has once again reignited the debate over possibility of existence of alien life on the Red Planet.
Water filters have become high-tech lately, as materials like graphene are used to clean the essential fluid. However, MIT researchers have shown how to save millions of lives using the common sapwood.
Genetic evidence says native Americas split from Asian cultures 25,000 years ago, but the oldest archaeological remains only date to 15,000 years ago. New evidence suggests what people were doing for the missing 10,000 years.
Using Google Street View technology, environmentalists are offering the public a "bears-eye view" of life among Arctic polar bears. Here's how you can see it for yourself.
The North Atlantic right whale could be pushed to extinction by a proposed exploration technique, championed by the oil industry. The Interior Department just recommended going forward with the plan.
A "shark's eye" view of the world was seen by researchers creating the world's first 3D map of shark activity.
"Red and dead" galaxies may not be so dead after all. A new research shows star formation in the structures may be due to the presence of super-massive black holes.
Goats have a distinctive musky odor, and researchers have now found why this scent is so powerful for females of the species.
Using data from the crippled Kepler space telescope, astronomers found 715 new planets, including four much like the Earth, in just one day.
An Incan woman died hundreds of years ago, and her body was mummified in the desert. A new analysis now reveals more about her life, and her tragic death.
Sales of four species of giant snake have been banned by the federal government since 2012. Now a group of reptile owners wants that law overturned. However, the government's standing in their way.
Whales and ships are on a collision course in the Bering Strait. How much danger are the marine mammals in, and what can be done to protect them?
Italian astronaut Luca Parmitano nearly died in a spacewalking accident on July 16, 2013. A NASA review board now says the mishap was preventable.
Radioactive cesium from the crippled Fukushima nuclear power plant has been detected in northwest Canada. How much longer will it be before the substance shows up in the United States?
Tau Boötis b has an atmosphere of carbon monoxide and water, and the giant planet revolves close to its star, making it a hot Jupiter. Although that world is not likely to be home to life, a new technique may find such worlds.
The most powerful solar flare seen this year has erupted from the surface of the Sun. But, is it headed to Earth and should we worry?