Podcast Episodes

Is Time Real?

Episode 65

Start your stopwatches, set your timers, turn back your clocks because Izzie and Dr Becky are talking time. What is it? How, and why, do we measure it? And is time real or a human construct?!

Izzie sp…

Published on 5 months ago

BONUS - Mole People on Mars

Should astronauts live underground on the Moon or Mars? Black hole jets, rogue planets, the big crunch (or freeze) and the Ontario question. Dr Becky, Izzie and Dr Robert Massey tackle your correspon…

Published on 5 months, 2 weeks ago

What is Gravity?

Episode 64

This episode is a weighty one. Some might say massive. It’s all about gravity. What is it? Why does it matter? Izzie and Dr Becky explore Einstein and Newton’s different ideas on the subject, plus Iz…

Published on 6 months, 1 week ago

BONUS - Can we gravitationally "hitch hike" out of the Solar System?

Episode 63

What the bloomin’ hell is a Gravastar? Are fast radio bursts like solar flares on steroids? Plus an interesting question on multiverses that can't be summed up in a short sentence. Izzie Clarke, Dr B…

Published on 6 months, 3 weeks ago

Returning to the Moon - with ESA Astronaut Matthias Maurer

Episode 63

Climb aboard The Supermassive Rocket, Izzie and Becky are (talking about) sending humans back to the moon. Joining them on their trip is European Space Agency astronaut Matthias Maurer and Jacki Maha…

Published on 7 months ago

BONUS - Can A Star Orbit Another Star?

Episode 62

If black holes are so dense, how can gamma rays jet shoot out from it? At what point in space does our sun become invisible to the naked eye? And a question about CubeSats, black holes and detecting …

Published on 7 months, 3 weeks ago

Sample Return Missions - What Could Possibly Go Wrong?

Episode 62

This time Dr Becky Smethurst and Izzie Clarke discover why it’s touch and go when it comes to returning asteroid samples to Earth and hear how we’ve been exchanging spit with Mars since the dawn of t…

Published on 8 months ago

EMERGENCY BONUS - Asteroid 2024 YR4

Episode 61

Scientists have detected an asteroid that has a small chance of hitting Earth. Resident expert Dr Robert Massey tells Izzie Clarke and Richard Hollingham why we shouldn't be worried.

Want to suggest a…

Published on 8 months, 2 weeks ago

BONUS - Could we capture a primordial black hole?

Episode 61

What are the implications on space exploration with a change of president? Did cosmic inflation come before the Big Bang? Are there sonic booms in space? Izzie, Becky and Robert take on your question…

Published on 8 months, 3 weeks ago

The Search for Space Aliens

Episode 61

Hosts Izzie Clarke and Dr Becky Smethurst are starting 2025 with a biggie. The scientific search for extraterrestrial life: 

Where are scientists looking? How do they search for potential signals? And…

Published on 9 months ago