Actress Debbie Reynolds died just one day after her daughter Carrie Fisher's sudden death — which has led some to speculate that grief might have been a contributing factor.
To keep our system of time in sync with Earth's rotation, the world's foremost timekeepers are adding an extra second to 2016. For such a small thing, the leap second has some big implications.
Scientists will search the sky Thursday for an undiscovered planet in the outer solar system — they're pretty sure it's out there, and computer models tell them where to look.
Brought to America by enslaved West Africans, the Carolina African runner was a defining taste of the antebellum South. Now, from just 40 remaining seeds, it's come back from the brink of extinction.
The failure of an experimental drug that targets clumps of protein inside the brains of Alzheimer's patients called into question one of the leading theories about the cause of the dementia.
But that's not the final word, caution pediatricians, including the Danish author. It's one of several recent studies with contradictory findings that suggest the supplements could help or hurt.
Six senators sent a letter to Scott Pruitt, President-elect Trump's pick to run the EPA. They want lists of donors and details about meetings with energy lobbyists ahead of his confirmation hearings.
President-elect Donald Trump hasn't said much about food and farm policy or named his choices for top food-related jobs. But the coming years will likely see profound battles over food and nutrition.
Pangolins — raccoon-sized animals that resemble artichokes — are the most trafficked mammal in the world. Chinese state media say more than 3 tons of scales were recently seized in Shanghai.