Introducing Rare Earth

Steve Backshall lives in a new build house which is very energy efficient and almost totally off-grid. However, achieving this has been extremely time consuming, expensive and pretty stressful. For this episode of Costing the Earth, Steve explores why -- when the cost of heating ...  Show more

It's said that a teaspoon of soil contains more life than all of the humans on earth. Microscopic life that is - bacteria, fungi, protozoa, nematode worms and microarthropods like springtails and mites, but there's increasing evidence that this invisible world, the earth's microb ...  Show more

Sixty years ago, geologists tried to drill down through the Earth’s crust to pull up a piece of the Earth’s mantle. Their mission didn’t go exactly as planned. But it sowed the seeds for a new field of science that’s helped us rewrite not only the history of the planet, but, pote ...  Show more

Encore episode. The surface of the Earth is constantly recycled through the motion of plate tectonics. So how do researchers study what it used to look like? Planetary scientist Roger Fu talks to host Maddie Sofia about hunting for rocks that can tell us what Earth looked like a ...  Show more

Daniel and Kelly talk about what it would take to live away from Earth, and whether a small planet could host humanity.See omnystudio.com/listener for privacy information. 

Humans have faced existential risks since our species was born. Because we are Earthbound, what happens to Earth happens to us. Josh points out that there’s a lot that can happen to Earth - like gamma ray bursts, supernovae, and runaway greenhouse effect. (Original score by Point ...  Show more