
Earth’s hidden hydrogen, and a trip to Uranus
On this week’s show: The hunt for natural hydrogen deposits heats up, and why we need a space mission to an ice giant First up this week: a gold rush for naturally occurring hydrogen. Deputy Editor E...
16 Feb 202329min

Using sharks to study ocean oxygen, and what ancient minerals teach us about early Earth
On this week’s show: Shark tags to measure ocean deoxygenation, and zircons and the chemistry of early Earth First up this week: using sharks to measure ocean deoxygenation. Contributing Corresponden...
9 Feb 202332min

Visiting a mummy factory, and improving the IQ of … toilets
On this week’s show: New clues to the chemicals used for mummification, and the benefits and barriers to smart toilets First up this week: What can we learn from a mummy factory? Contributing Corresp...
2 Feb 202328min

Wolves hunting otters, and chemical weathering in a warming world
On this week’s show: When deer are scarce these wolves turn to sea otters, and chemical weathering of silicates acts as a geological thermostat First up on this week’s show we have a story about a gr...
26 Jan 202325min

Bad stats overturn ‘medical murders,’ and linking allergies with climate change
Statisticians fight bad numbers used in medical murder trials, and the state of allergy science First up on this week’s show, we have a piece on accusations of medical murder. Contributing Correspond...
19 Jan 202339min

Peering beyond the haze of alien worlds, and how failures help us make new discoveries
Data on hazes and clouds may be key to understanding exoplanets, and NextGen letter writers share the upside of failure Hazes and clouds could keep exoplanets’ secrets hidden, unless researchers can ...
12 Jan 202333min

A controversial dam in the Amazon unites Indigenous people and scientists, and transplanting mitochondria to treat rare diseases
Keeping an eye on the largest hydroelectric project in the Amazon basin, and helping patients with deletions in their mitochondrial DNA We are starting off the new year with producer Kevin McLean and...
5 Jan 202326min

Year in review 2022: Best of online news, and podcast highlights
On this week’s show: A rundown of our favorite online news stories, and some of our favorite moments on the podcast this year This is our last show of the year and it’s a fun one! Dave Grimm, our onl...
22 Dec 202232min




















