6 May 2026
Episode 366 A Pluto-sized object in the outer solar system has shocked scientists. It’s so tiny that it shouldn’t have an atmosphere - but it does. Object 2002 XV93, known as a plutino, is a small rock floating about in the Kuiper belt - a doughnut-shaped...
12 March 2026
The story of a wildflower that adapted to a severe drought in California raises hopes that evolution will come to the rescue of species hit by climate change, but there are limits
10 December 2025
A bizarre Christmas dinner invitation, some mysterious carol singers and even a spot of charades. Can you solve all 12 of our unique festive riddles?
2 December 2025
We knew from prior analyses that a distant asteroid sampled in 2020 carried all but one of the molecules needed to kick-start life, and researchers have just found the missing ingredient: sugar
12 November 2025
Reality TV star Kim Kardashian apparently thinks the 1969 moon landing was fake. If Feedback comes up with an equally outlandish conspiracy theory, maybe we can also get a guided tour of NASA
20 October 2025
The comet-like object Chiron has been caught in the process of forming new rings, which could help us understand how these complex systems work
6 October 2025
Some habitable worlds orbiting dead stars could be kept alive for aeons thanks to a quirk of Einstein’s theory of gravity
9 September 2025
Some cosmic events could have profoundly altered the lives of our ancient human relatives. Did Neanderthals go extinct, at least in part, due to changes in Earth’s magnetic field? Did Australopithecus witness huge meteorite impacts?
8 September 2025
The planet TRAPPIST-1e lies in its star’s Goldilocks zone, where water remains liquid – and an analysis suggests it might have a nitrogen-rich atmosphere like Earth’s
5 September 2025
A possible galaxy named Capotauro may have formed within 90 million years of the big bang – but astronomers can’t be sure that’s what it is
