Tuesday Jan 28, 2025

Cosmic Mysteries of Fast Radio Bursts, Marsquakes Unveiled, and the Celestial Show of Comet...

SpaceTime Series 28 Episode 12

Unveiling the Mysteries of Fast Radio Bursts and Mars' Geology

In this episode of SpaceTime, we delve into the enigmatic origins of fast radio bursts (FRBs), those mysterious cosmic phenomena that release immense energy in mere nanoseconds. Recent findings challenge existing theories about their sources, suggesting that some FRBs may originate from regions in ancient, dead galaxies, raising profound questions about the nature of these bursts and their potential as cosmic probes.

Is Mars Still Geologically Active?

A new study based on data from NASA's InSight lander indicates that Mars may still be geologically active. By analyzing marsquakes, researchers have uncovered evidence suggesting that the southern hemisphere of the Red Planet has a thicker crust and higher elevation than the northern hemisphere, providing insights into its geological history and evolution over billions of years.

Celestial Treat for Southern Hemisphere Sky Watchers

Sky watchers in the Southern Hemisphere are in for a treat as Comet C/2024 G3 Atlas dazzles with its stunning display following a close encounter with the Sun. The comet's vibrant tails and the alignment of six planets provide a spectacular opportunity for stargazers to explore the night sky.

00:00 Space Time Series 28 Episode 12 for broadcast on 27 January 2025

00:49 Mysterious origins of fast radio bursts

06:30 Evidence of geological activity on Mars

12:15 Comet C/2024 G3 Atlas and planetary alignment

18:00 New anti-clotting drugs for atrial fibrillation patients

22:45 Rare corpse flower blooms in Sydney

27:00 FDA bans controversial red dye number three

30:15 Declining trust in mainstream media

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✍️ Episode References

NASA

https://www.nasa.gov

Australian National University

https://www.anu.edu.au

Geophysical Research Letters

https://agupubs.onlinelibrary.wiley.com/journal/19447920

Royal Botanical Gardens Sydney

https://www.rbgsyd.nsw.gov.au

New England Journal of Medicine

https://www.nejm.org