Should we change "Dark Matter" to "Dark Curvature"? How do you navigate through dense asteroid fields? What's the future of space toilets? Do aliens block their outgoing signals? All these and more in this week's Q&A with Fraser Cain. 🦄 Support us on Patreon: https://patreon.com/universetoday ...

In this week's Questions and Answers show, I explain how astronauts are trained to deal with medical emergencies if the Universe is expanding smoothly or chaotically, and what would survive longer, a white dwarf or a red dwarf? 00:00 Start 01:34 What if there's a medical emergency on the ISS? ...

JWST got damaged by a micrometeoroid but seems to be okay, NASA buys more Crew Dragon flights, Mars rovers see interesting stuff, ESA confirms a comet hunter, UFOs get official NASA investigations, all planets get into order in the night sky and more. Discord Discussion Club ...

Dr. Chris Impey is a Distinguished Professor of Astronomy & Astronomer at the Steward Observatory. Chris has hundreds of published journal articles, and has written several books about space and astronomy. Recently, he reported on the work of two teams hoping to send a mission out to alien ...

In this week's Questions and Answers show, I explain why James Web still can't see the Big Bang, if black holes can "unblack hole" later in life and what is the cutest nebula in the Universe? 00:00 Start 03:17 Can Webb see back to the Big Bang? 08:20 Could antimatter destroy a black hole? ...

In this week's questions and answers show, I talk about supermassive black hole nucleosynthesis, the threat of grabby aliens and why would we ever bother building Von Neumann Probes. 00:00 Start 01:00 Are elements being formed in quasars? 03:50 What will the coverage of the Moon landings be ...

In this week's live Questions and Answers show, I provide the exact number of alien worlds that could detect the Earth, are we made of heavier elements made in other galaxies, will lasers remain perfectly parallel in space? And more... To vote for the best question just post any comment ...

In this week's episode, I explain how we could use Jupiter as a source of fuel for our fusion reactors, what it means to say there's a scientific consensus, and if gravitational waves can trigger earthquakes. 00:00 Start 01:26 Could we mine Jupiter for hydrogen? 03:24 What does "scientific ...

In this week's questions and answers show, I explain why people might see extraterrestrials as a threat. What could we learn about astronomy if we lived at the center of a supervoid, and how far away are we from the Big Bang? 00:00 Start 01:10 Why do we assume extraterrestrials are evil? 07:40 ...