Ghosts in the Green Machine

In this episode, first aired in 2014, we examine three very different kinds of black boxes—spaces where we know what’s going in, we know what’s coming out, but can’t see what happens in-between. From the darkest parts of metamorphosis to a sixty-year-old secret among magicians, a ...  Show more

Before he was even born, Sarah and Ross Gray knew that their son Thomas wouldn’t live long. But as they let go of him, they made a decision that reverberated through a world that they never bothered to think about. Years later, after a couple of awkward phone calls, they go on a ...  Show more

Gazing up at the night sky is a universal human experience, likely as old as our species itself. But how did our ancient ancestors feel about what they saw in the heavens, and how did it shape their lives? In Episode Two of our three-part Fascination miniseries on unusual archaeo ...  Show more

The great primatologist and humanitarian, Jane Goodall, died on October 1, 2025, at the age of 91. It is a joy and a comfort to revisit our last broadcast of her 2020 conversation with Krista. Jane Goodall began her epic work studying chimpanzees in the Gombe forest without even ...  Show more

Scientists now agree that COVID spreads via airborne transmission. But during the early days of the disease, public health officials suggested that it mainly did so via close contact. The subsequent back-and-forth over how COVID spread brought science journalist Carl Zimmer into ...  Show more

This episode of Space Nuts is brought you with the support of Saily. If you love travelling, you need Saily by your side. To find out more and get the special Space Nuts listener discount, visit www.saily.com/spacenuts pace Nuts Episode 513: Microbial Life in Space, Titan's Secre ...  Show more