Jet lag and shift work impose painful changes on the body's circadian rhythms. Adjusting oxygen consumption might help, researchers say. But don't hold your breath; it's only been tested in mice.
The National Zoo's giant pandas are on loan from China, and the agreement requires any pandas born in D.C. be returned to China before they turn 4. It'll soon be time for Bao Bao to make the journey.
Health officials hoped giving more people health insurance would curtail their use of expensive emergency rooms for routine medical care. But data from Oregon suggest their overall ER use didn't drop.
A joint European-Russian mission is attempting to land a probe on the red planet. If successful, it would be the first time a non-U.S. spacecraft has successfully operated from the surface of Mars.
Scientists and environmentalists work hard to save animals from becoming extinct. But there's another effort underway to study a species perceived to be abundant: turtles.
Capuchin monkeys in Brazil have been seen making sharp stone flakes. It was previously thought that only humans and their ancestors had flaking skills.
Our tendency to respond immediately to email and texts gets in the way of high-level thinking, a neuroscientist says. Want to be more productive at work? Turn off most tech, at least part of the day.
The Schiaparelli probe was supposed to make a six-minute descent through the red planet's atmosphere and make a controlled landing on the surface. Scientists are waiting for word.
Pesticides called "neonics" are popular among farmers, but also have been blamed for killing bees. In Canada, the province of Ontario is trying to crack down on neonics, with mixed results.
The October 2015 leak at the Aliso Canyon plant in Los Angeles, which displaced 8,000 families, shows that U.S. gas storage infrastructure is old and requires improvement, say federal officials.
The Canadian province of Ontario is clamping down on the use of some widely used insecticides that are blamed for killing bees. Environmental advocates hope the the U.S. will follow Ontario's lead.
In tight elections, the loser often calls for a recount. But recounting ballots might not be easy in states that use paperless machines — including the presidential battleground state of Pennsylvania.
A newly released study examines why European cave art includes drawings of two distinct types of bison. One of the types is a newly discovered ancestor of modern bison.
Many immigrant groups faced prejudice and suspicion when they first arrived in the U.S. quickly turn around and exhibit the same kinds of prejudice and suspicions toward those who come after them.
A century after women won the vote in the US, we still see very few of them in leadership roles. Researchers say women are trapped in a catch-22 known as "the double bind."
Psychiatric patients have longer ER stays than patients with physical problems, research shows, and have trouble finding inpatient care and follow-up treatment. Kids can be among the hardest hit.
In the great household debate about refrigerating tomatoes, there's some new scientific evidence on the no-fridge side. But some taste testers are not convinced.
There's a growing demand for the guinea pig as a source of meat in Peru's restaurants. The new craze for the rodent's crispy skin and fatty flesh is helping improve the lives of small farmers in Peru.
The Schiaparelli lander detached from its mothership, the Trace Gas Orbiter, on Sunday. It's expected to make a controlled landing on the Red Planet on Wednesday.
A generation of young men missed out on the HPV vaccine. Now, 29-year-old journalist Jake Harper wonders if that's putting him and other men at risk.