How does coral communicate?

Black holes happen when you have a super huge, mega-giant amount of stuff --- crammed into a super-tiny, infinitely-small amount of space. AND THEY ARE SUPER COOL! In this episode, we learn all about what black holes are and how we found out they were real. We talk to a black hol ...  Show more

There’s a bunch of vitamins and minerals our bodies need to do their body thing. Our bodies don’t make them, so we get them through food – except for vitamin D! We can get vitamin D from the UV rays from the sun, but the UV rays from the sun can also do damage. Listen to this epi ...  Show more

When we think of coral most of us probably think of giant, colorful reef structures. But there's so much more to coral! We take a deeper look at the tiny animals that make up those reefs--and that can be found beyond those reefs, as well. Video for Weekly Challenge: Lens of Time: ...  Show more

What IS a coral? Where do they grow and what do they eat and why are they so pretty? What kind of tools do coral scientists use? Why are they so many colors? And what is bleaching? Will changing your sunscreen save coral reefs? The wonderful and charming Cnidariologist Dr. Sha ...

Host Rachel Feltman is joined by conservation bioacoustics researcher Isla Keesje Davidson to explore the vibrant world of coral reefs through an unexpected lens: sound. They discuss how healthy coral reefs sound different from those in distress, why listening to the ocean could ...  Show more

Coral are teeny tiny animals just two layers thick, and yet they create the biggest structures made by any biological creatures on the planet—like, the size of Italy big. Literally HOW! This week, Dr. Juli Berwald and Jonathan dive deep on all things coral, from their mating beha ...  Show more