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Homeland Security says most personal electronics won't be allowed in carry-ons on flights from some majority-Muslim countries. The U.K. has acted similarly. Why the abrupt change? It's far from clear.

Wikipedia has discovered an educational mission in an age of rampant truthiness. And it's enlisting college students to help.

A pair of long-term studies found fewer children and teenagers are coming in contact with opioids, and that hospitalizations from the drugs are down. The same is not true for adults.

David Greene talks to GOP Rep. Frank LoBiondo of New Jersey ahead of the House Intelligence Committee hearing. FBI Director James Comey and NSA Director Mike Rogers will testify on Monday.

Scientists have created an experimental device that putters around inside the stomach, neutralizing acid and then delivering antibiotics. The goal is to help the antibiotics work better.

Most antibiotics can't tell the difference between good and bad bacteria. That means medicines can kill helpful bacteria in your gut while they're obliterating the ones making you sick.

Antibiotic-resistant staph infections don't always start in hospitals, and they aren't always particularly dangerous. But, even after a MRSA-infected wound heals, the bacteria often remain.

Algae was long a part of Irish cuisine. Nutrient-rich, it helped some survive the Great Famine. Irish cooks reviving the practice say it's not just good for you – it's a zap of flavor from the sea.

The U.S. conducted hundreds of atmospheric nuclear tests between 1945 and 1962 — and filmed them. A project to digitize those films has changed the analysis of the nuclear explosions themselves.

Stream the budding country star's beguiling debut album before its official release on March 24.