Otter pups resemble human infants in some ways, but how similar are they? Find out just how much baby otters and baby humans ...

NASA astronauts Suni Williams and Butch Wilmore return to Earth after months in space. They face potential health problems such as weaker bones, vision changes.

Bald eagles Jackie and Shadow, whose nest can be viewed on a 24/7 webcam, may have lost one of their three eaglets during a snowstorm.

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Astronauts shed the calluses normally associated with walking on terra firma. “You basically lose the thick part of the skin on your feet. You kind of have baby feet when you come back,” former NASA ...

“You basically lose the thick part of the skin on your feet. You kind of have baby feet when you come back,” former NASA astronaut Leroy Chiao told “NewsNation Prime” on Sunday.