Living on Earth and the New England Aquarium will host a live author interview on December 5 online and in person in Boston. In a promo clip from a previous interview on the show, Susan Casey speaks about the mysteries of the deep ocean captured in her book The Underworld.

The rocky coast of Maine is an ecological hotspot but to see a lot of its wildlife, you’ll have to venture out to sea. And that’s where Living on Earth’s Explorer in Residence, Mark Seth Lender found himself not long ago.

NASA turned infrared, optical, and x-ray data from space into sound in a process called “sonification,” so we can “hear” the gorgeous spiral galaxy known as the Phantom Galaxy. And within our own Milky Way galaxy is the Jellyfish Nebula, the remnant of an exploded star. Host Aynsley O’Neill walks us through these otherworldly sounds.

The UN climate treaty summit known as COP29 teetered on the edge of collapse as less developed nations implored the rich countries of the global north to provide financial relief to help them cope with rising climate costs. Alden Meyer, senior consultant with E3G, was at the COP and joins Host Steve Curwood to explain the frustrations with the process and the compromise delegates eventually reached.

Astronomer Philip Plait wondered what it would be like to walk on Mars, fall into a black hole, or fly through a nebula, so he wrote a book, Under Alien Skies: A Sightseer’s Guide to the Universe. He joins Host Aynsley O’Neill to reveal the strange colors of a sunset on Mars, what it’s like on a planet orbiting binary stars, the unique challenges of landing on an asteroid, and more.