A new study sheds light on the important evolutionary role of older female killer whales.
Sometimes-deadly infections traced back to the care of a device used to treat problems in the digestive tract.
Critics say we have enough doctors if they were located in the right places and practicing in fields that match patient needs.
A device used to diagnose and treat problems with pancreatic and bile ducts has been implicated in a number of antibiotic-resistant bacterial infections.
Waterproof coatings are great: They keep your stuff dry. But let’s talk about what’s really important, here. Isn’t this water-based art gorgeous?
A warp in space time gave one supernova more than one chance to shine.
Using telescopes on Earth, scientists have looked back 4.5 billion years into Mars’s past.
Sometimes doing science means watching one of the most graceful insects in the world face plant over and over again.
Surgeons who have suffered disabilities and others are retraining to provide primary care
The most common victim is now white and younger, instead of black and middle-aged.
WHO recommends less added sugar intake worldwide.
Brewed coffee may always be a source of insomnia, irritability, acid reflux and other side effects.
A look at the winning images and what the people behind the camera had to say about them.
A filmmaker tried to take pictures of an octopus under water. The octopus had other plans.
Archaeologists wish they could be so rude as to walk up and ask a dinosaur her weight. Traditionally, they’ve guessed the mass of the long-dead dinos by making estimates based on the size of the bones in their thighs and upper arms. That’s proved to be as accurate as they can get -- until now.
No more selfies for Curiosity -- for now, at least. The famous little Mars rover is taking a few days off after a short circuit on Feb. 27 set off its fault-protection procedures.
By some measures, health care in the Ebola-ravaged nation is not nearly as fragile as it is elsewhere in the developing world.
As the nation’s population ages, more specialists will be needed to treat chronic diseases of the elderly, the association says.
A 55-year old Pittsburgh woman has successfully controlled a prosthetic arm -- and now a Joint Strike Fighter aircraft -- with just her thoughts.
Apparently there might be a whole box of space memorabilia just floating around Toronto.
Found in groundwater, these bacteria might represent the very smallest that life on our planet can get.
Doctors think the polio-like cases may be connected to last year’s outbreak of enterovirus D68.
Scientists debate the effects of natural sugars vs. the artificial versions.
Except ice hockey. We still like ice hockey. Well, some of us do.
A new survey illustrates a socioeconomic dividing line among Americans on health care.
Google’s Street View now maps out a trip on a zipline between the forest floor and the canopy of the Amazon rainforest.
Overweight, obese or have Type 2 diabetes? You should learn about nonalcoholic fatty liver disease.
She had trouble walking and became very passive.The correct diagnosis, and cure, took 10 years.
Eating produce in its raw form may deprive you of important minerals and antioxidants.
Fake fossils, ancient pottery shards, phony physics data and a huge mummified man among them.
A special enrollment period opens March 15 for those who discover the fee while preparing their taxes.
Cambodians hunt them for medicine and food, but deforestation threatens the tradition.
The Dawn spacecraft is set to give NASA two firsts on Friday March 6: The spacecraft, which launched over seven years ago, will be the first to orbit two alien objects during the course of its mission. And when it makes it to its second destination at the end of the week, it will also be the first spacecraft to investigate a dwarf planet.
Now that scientists know more about the process, they’re hoping to understand its effect on the climate.
By turning bovine cells into a cowhide-like material, a designer combines biotech and fashion.
Astronomers have spotted a galaxy so distant that we can observe it as it was near the dawn of time.
Awareness is slow for a serious condition that develops as we age.
A new genetic analysis of emperor penguins suggests that even the kings of the cold can get too chilly for their own good.
Researchers want to try to contact newly discovered planets. But some worry about the response.
They fret over a possible court decision that would revoke subsidies for millions of Americans.
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