While auras may come from the realm of pseudoscience, all living beings do emit a faint light, invisible to the human eye—one ...

Animals with ultraviolet color patterns can be found all over nature. Here’s what we know about what purpose these patterns serve.

Nasa's James Webb Telescope captures a stunning image. It shows the galaxy cluster Abell S1063. This cluster is 4.5 billion ...

After the sun dips below the horizon, some places around the world begin to light up. These spots come alive with soft glows and nature-made (or human-made) light shows. Check out our top picks for ...

Time-lapse video taken from Croatia at around 4 p.m. EST, or 9 p.m. local time, shows the glowing light spinning across the sky in what many social media commentators likened to a spiral galaxy.