TED Climate: This ancient rock is changing ou...

In the heart of Louisiana, between Baton Rouge and New Orleans, more than 150 petrochemical plants spew huge amounts of carbon into our atmosphere—and into the communities they occupy. In this episode, Ryan and Anjali talk to a community organizer whose own sickness inspired her ...  Show more

Food production makes up about 12% of our global emissions—that comes not only from the kinds of food we eat (like beef, which is one of the highest-emission foods you can eat), but how we grow and make it. The city of Copenhagen set an ambitious goal to reduce emissions from all ...  Show more

Exactly when and where did life on Earth begin? Scientists have long thought that it emerged three billion years ago in the ocean -- until astrobiologist Tara Djokic and her team made an unexpected discovery in the western Australian desert. Learn how an ancient rock found near a ...  Show more

How did life on Earth start? To help answer that, researchers are trying to create some life for themselves. This is the second episode in our three-part series, Origins, about the beginnings and boundaries of life on Earth. For more, go to http://vox.com/unexplainable It’s a gre ...  Show more

How water chemistry is shifting researchers' thoughts on where life might have arisen, and a new model to tackle climate change equitably and economically.In this episode:00:46 A shallow start to life on Earth?It’s long been thought that life on Earth first appeared in the oceans ...  Show more

People often talk about being descended from apes. But go back a bit further and we have a more unlikely ancestor – fish. Improbable as it may sound, the creature that gave rise to every bird, reptile and mammal on Earth today lived a fully aquatic life. So how did it switch to l ...  Show more