Astronomers have released a rare time-lapse video showing the violent expansion of a dead star over two decades. The footage ...

When giant balloons pop in slow motion, every ripple, stretch, and explosion of color becomes a visual spectacle. Captured ...

Zebra mussels, spotted thistle, kudzu and spiny pigweed are just a few of the more than 2,000 alien species quietly threatening biodiversity in the United States Zebra mussels, spotted thistle, kudzu ...