A little MRI video seems to settle the decades-old debate about that loud pop of the joints: It's all about bubbles. But imagine an air bag inflating, not the bursting of a balloon.
Researchers in Kenya uncover tools dated to 3.3 million years ago, long before the first humans, as we know them, walked the Earth.
Genetic profiling of cancer cells can help guide treatment, but such profiles can be ambiguous. Results would be more accurate if all labs tested normal cells from each patient, too.
Citing a boom in natural gas as well as shifts in demand, the Energy Information Administration says the U.S. could stop being a net energy importer "sometime between 2020 and 2030."
Most children don't get diagnosed with autism until they start school, a study finds, though the signs may be visible much earlier. Earlier diagnosis means more time to get therapy.
When your Peeps have gone stale, it's time to donate their marshmallow bodies to science — specifically, for measuring the speed of light.
Italy is sending a high-tech espresso machine to the International Space Station. And NASA is worried it might be too popular.
No wonder the brain needs so much energy. The same coordinated activity that allows you to retrieve a specific memory, like what you had for breakfast, continues at rest and even during sleep.
A new study claims Massachusetts' aggressive effort to lower lead exposure has also improved student performance.
Cancer treatment is increasingly expensive, even for patients who have insurance. Some doctors advocate discussing the costs of cancer treatment as they would hair loss, pain or other side effects.
There's a new use for those stale Easter marshmallows you still have lying around: calculating a constant that governs the universe.
Medicare now pays for some long-term smokers to get an annual lung cancer screening test. These scans could save thousands of lives each year, but some doctors still worry risks outweigh benefits.
Each year the U.S. spends billions of dollars on unnecessary tests and treatments that result from inaccurate mammograms, some scientists say. They're calling for more selective screening.
The New Yorker's Kathryn Schulz explains the origins of using the phrase "No, totally" in agreeing with someone.
The renowned physicist is featured in a soon-to-be-released video of the classic song from the 1983 film The Meaning of Life.
Prime Minister Tony Abbott says that starting in 2016, welfare and other assistance will be cut off to families that take a "conscientious objector" exemption to avoid immunizations.
Forget Big Brother and Real Housewives. Local governments and nonprofits are starting to capitalize on our unquenchable thirst for reality programming — in the form of bird nest cams.
California is parched. Wells are running dry. Vegetable fields have been left fallow and lawns are dying. Who can we blame? From almonds to politicians to cheap water, here are seven candidates.
Manufacturers claim compression clothes improve athletic performance, but there is little scientific evidence to back that up. This story first aired March 30 on Morning Edition.
Renegade cells floating through seawater apparently cause the cancer, scientists say. Though people can't catch it, the malignancy might offer clues to how cancer cells spread in the human body.