This week's video explores the tobacco plant, focusing on Nicotiana rustica, also known as Aztec tobacco or strong tobacco.

Chandra X-ray telescope imagery of Kepler’s Supernova Remnant has been time-lapsed to show 25 years of growth. Credit: ...

Photographer Nils Jacobi isn’t just any artist behind the lens — he calls himself The Catographer. And for good reason. He specializes in taking photos and videos of cats, which he shares online, ...

A lot can happen in a baby's first year on Earth. To keep the memory of that special year alive, these parents captured one second of every day of their daughter's first 365 days. Beginning in ...

Add Yahoo as a preferred source to see more of our stories on Google. Chandra X-ray telescope imagery of Kepler's Supernova Remnant has been time-lapsed to show 25 years of growth. Credit: NASA/CXC/A.