NASA's Mars rover Curiosity is out of safe mode and back on active status after computer trouble had sidelined the vehicle for nearly a week
A set of extraordinary and secretive surveillance programs conducted by the National Security Agency has been institutionalized, and they have grown.
The vast majority of the Earth's estimated 13 million species are still unknown
Fragments of an ancient continent are buried beneath the floor of the Indian Ocean, a study suggests.
Remember that massive meteorite that crashed down in Russia last week? Well, it arrived a couple thousand years before scientists had predicted
Nearly every day, videos, photos and eyewitness accounts of UFOs pop up on the Internet.
If you're a bee having a hard time finding that flower trying to tell you it's loaded with nectar and pollen, use the force, bee, use the force.
The Pentagon on Friday grounded its fleet of F-35 fighter jets after discovering a cracked engine blade in one plane.
The Federal Bureau of Investigation (FBI) has released the details of a 2009 investigation into internet activist Aaron Swartz to The Black Vault
Sequoyah County authorities say a man who died in a fire at his home may have spontaneously combusted.
NASA says the International Space Station has lost contact with NASA controllers in Houston.
The Department of Homeland Security is advancing its plan to use surveillance drones for “public safety” applications
Many South Floridians reported seeing a flare-like object in the sky Sunday night, and one person may have captured it on video.
The Obama administration is planning a decade-long scientific effort to examine the workings of the human brain
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