What could a severe solar storm do to Earth, ...

Sea ice is melting fast and worsening the climate crisis. But what if there were a way to thicken it again? Madeleine Finlay is joined by environment editor Damian Carrington to discuss a bold attempt to refreeze the Arctic which is showing early signs of success. He visited the ...  Show more

The UK prime minister, Keir Starmer, has announced a social media ban for under-16s, as part of an online safety drive that aims to go even further than the world’s first ban, introduced by Australia last year. Many parents have welcomed the proposals, but scientists have pointed ...  Show more

SpaceTime Series 27 Episode 129 *First Evidence of a Volcanic Splatocone on Mars Scientists have identified what appears to be the first evidence of a volcanic splatter cone on Mars, similar to those found on Earth. This discovery, led by Ian Flynn from the University of Idaho, s ...  Show more

SpaceTime Series 28 Episode 03
Parker Solar Probe's Historic Journey
NASA's Parker Solar Probe has made history by becoming the fastest man-made object, surviving a record-breaking close approach to the Sun's surface. The probe, travelling at an unpreceden ...  Show more

The Sun is the ultimate source of life in our solar system, a radiant powerhouse that bathes Earth in the energy necessary for everything from photosynthesis to weather patterns. Its warmth and light sustain us. However, the Sun’s influence isn't always benign. Its solar wind—a s ...  Show more

We are near solar maximum, a time in the solar cycle when our Sun is most active. That means more sun spots, coronal mass ejections, and auroras on worlds across our solar system. This week, Vince Ledvina, also known as the Aurora Guy, joins Planetary Radio to discuss the scie ...