With a boom in social media attention over the last few years, photographers, swimmers, surfers -- even the occasional dog-- have experienced the splendor of bioluminescence, a phenomenon that ...

A large, bright blue spiral spotted over Europe on Monday night sparked chatter on social media about what might have caused the mysterious vortex. Videos posted on X showed a blue orb in the ...

Astrophysicist Dr. Paul Sutter spoke with NBC News' Gadi Schwartz on the spectacular atmospheric event that a SpaceX rocket ...

A video shot in California captured stunning images of dolphins playing in glowing bioluminescent tides. University of California, San Diego photographer Erik Jepsen captured the video off Scripps ...

Videos posted on the X showed a blue orb in the night sky that was visible in the U.K., France and other countries.