A rare volcanic phenomenon can be seen at Kawah Ijen and Ethiopia's Dallol volcano, where lava appears to glow blue due to ...

These events, which can last for months on end, stretch as wide as 100,000 square kilometers (about ... These organisms emit a blue glow when disturbed, such as when fish swim by or waves crash ...

You may have seen pictures of blue, glowing beaches under a dark sky. This glow is called bioluminescence. It is emitted by tiny organisms called bioluminescent algae that live in the water.

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 ...

Chameleons are color-changing, tongue-whipping, eye-rolling lizards. But did you know they also glow in the dark? A new study published this week in the journal Scientific Reports revealed just that.