February 16, 2019

Why do fireflies glow?

It’s not a teeny-weeny lightbulb or a spark that lights up a firefly’s insides. In fact, this insect’s fiery glow doesn’t produce any heat at all. […]
February 16, 2019

Why are coral reefs so colorful?

Coral reefs are often called the “rain forests of the sea,” but they’re more like undersea cities for fish, eels, lobsters, and the many other organisms […]
February 16, 2019

Why are coral reefs important?

Not only do coral reefs account for 25 percent of all life in the ocean, but they also serve as the sea’s early-warning system. The delicate […]
February 16, 2019

Why is the ocean glowing like this?

Because it’s home to billions of microscopic creatures called Pyrodinium bahamense that shine when disturbed – a phenomenon called bioluminescence. The best spot to see it […]