The finding that comb jellies might have been the earliest animal on the tree of life challenges our understanding of the early evolution on Earth
Soft tissues are rarely preserved in fossils, but a newfound dinosaur fossil features a fleshy crest, much like that of a rooster, atop its head.
The United States wastes energy equal to the fuel demand of Barbados on a practice with no proven health benefit: washing hands in hot water rather than cool, a study says.
New cardiac devices are small enough to be delivered through blood vessels into the heart.Pacemaker surgery typically requires a doctor to make an incision above a patient’s heart, dig a cavity into which they can implant the heartbeat-regulating device, and then connect the pulse generator to wires delivered through a vein near the collarbone.
NASA is assessing a problem with one of two cooling systems aboard the International Space Station, a potentially serious but not life-threatening situation, officials said on Wednesday.
Most intense meteor shower of the year peaks this week and will be visible around the world
With more unmanned aircraft expected to operate legally in U.S. airspace in coming years, students are training to fly via remote control
Teenagers aren’t the only ones that could use a lecture about texting while driving
If confirmed, the giant waterspouts could be a way to detect signs of life that might exist in the underground ocean that researchers suspect is on Europa
Harvard graduate students testing preschoolers who got music training said they could not establish a link between the exposure and improved IQs.
It turns out that the bacteria that are responsible meningitis B have a sugar coating that makes them look a lot like human cells. That similarity makes development of a vaccine against the germs especially tricky.
Two men are charged in Kansas and six others in Iowa with conspiring to steal patented seeds from some of the nation's leading seed developers.
For millions of Americans, the good cheer of Christmas and other festivals is marred by what many call the "holiday blues." Counselors, therapists and self-help books offer advice on how to beat this seasonal depression. But the ubiquitous "winter blues" might just be a myth.
The agency is launching a new coordinated research effort to stop citrus greening, a disease imported from Asia that turns fruit bitter and unmarketable. It first turned up in Florida eight years. Now, it threatens to destroy the nation's citrus industry.
Mark Pagel says early humans developed language as a tool to cooperate. But with thousands of different languages, Pagel says language also exists to prevent us from communicating outside our tribal groups.
Body language affects how others see us, but it may also change how we see ourselves. Social psychologist Amy Cuddy shows how "power posing" can affect our brains, and might even have an impact on our chances for success.
Chickens raised in urban gardens may pass on unhealthy levels of lead to their eggs
Melbourne-led study has ‘incredibly encouraging’ results for people who have run out of treatment options
A new study examines how the extinct flying reptiles, the pterosaurs, may have floated on water
My own family was affected by dementia. Let the G8 summit on the condition mark a turning point in tackling a global crisis
Footage filmed from Nasa's Juno spacecraft shows the Earth and the moon moving together through space
The supervolcano in Yellowstone National Park in the United States is far larger than was previously thought, scientists report.
The asteroid that wiped out the dinosaurs may have catapulted life from Earth to Mars and Jupiter's moon Europa, researchers say.
Nicknamed Peggy, an unusual object stirring things up in Saturn's rings might mark the first time we have seen the genesis of a moon
Green lightning may strike in most thunderstorms, but the phenomenon is visible only during volcanic eruptions, suggests one scientist.
Tension between China and the United States often has given way to progress on climate change. The world’s top two carbon polluters will discuss cooperation as top U.S. environmental official travels to Beijing this week.
A shifting climate will affect how bats around the world detect their prey using sound.
Pilot whales found dead in Florida Keys were emaciated; reason for their beaching still unclear
After two years of hibernating in space, ESA probe will be back in action next month
Investigation finds police agencies around the country have the technology to intercept cell phone data without users' knowledge