Ploy Thong found a safe haven among other rescued and protected elephants.
Divers reveal more secrets about the world's longest underwater cave in Yucatan Peninsula
February 22, 2018, 1:39 p.m. by Mary Jo DiLonardo
Hundreds of archaeological sites exist in this underwater realm.
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Why German Olympians have ditched sports drinks for non-alcoholic beer
February 22, 2018, 11:55 a.m. by Robin Shreeves
Alcohol-free beer helps athletes rehydrate and recover, research finds.
Rare flooding leaves jungle trail submerged in crystalline water
February 22, 2018, 9:43 a.m. by Michael d'Estries
Video offers a short, but remarkable dive through a surreal underwater landscape.
This Canadian city has been plagued by a mysterious humming sound for years
February 21, 2018, 2:14 p.m. by Christian Cotroneo
Frustrated residents have asked the prime minister to intervene.
When his teacher's dog died, this young boy did the kindest thing
February 21, 2018, 1:22 p.m. by Mary Jo DiLonardo
We couldn't have said it better ourselves.
Does the world's 'loneliest' tree mark the start of a new epoch?
February 21, 2018, 11:54 a.m. by Noel Kirkpatrick
A Sitka spruce shows signs of nuclear testing, making it a potential marker for a new geological epoch.
Installation begins on Jeff Bezos' 10,000-year clock
February 21, 2018, 11:51 a.m. by John Platt
The clock is "designed to be a symbol, an icon for long-term thinking."