What is white?

CrowdScience listener Ndanusa in Ghana, is gazing up at the stars, and wondering. Big philosophical questions, like… what keeps our universe in balance? From our perspective here on earth, the universe seems like a vast, harmonious system, perpetuating eternally without change. B ...  Show more

Australia’s Great Barrier Reef is one of the richest and most complex natural ecosystems on earth, and it’s home to over 600 species of coral – marine animals that are most closely related to jellyfish. But the coral is under threat, with climate change, ocean acidification and m ...  Show more

East Africa has endured more than two years on continuous drought. The latest predictions suggest the drought is not likely to end any time soon. We look at why climate change and weather patterns in the Pacific and Indian oceans are largely to blame. Andrea Taschetto, chief inve ...  Show more

We use words related to color to describe different racial categories all the time — Black, white, brown. But how much of race and identity actually has to do with the color of your skin? What if what appears to be "whiteness" is only skin deep? Today we're sharing stories from p ...  Show more

Who doesn’t love a good snow day? Snowball fights! Sledding! Making snow-people! The powdery white stuff is like nature’s amusement park. But why is it white? Why not pink or blue or tangerine? We asked atmospheric scientist Deanna Hence to help us find the answer.  Got a questio ...  Show more

#136

Clouds. So fluffy. So wispy. So mysterious. What are they really? Why do they look white? How do they hold so much water for so long? Why do they float?

How to start a podcast.< ...