02:54 The death star moon and a win for the little guys

The shifting orbit of one of Saturn’s moons indicates that the satellite has a subsurface ocean, contradicting theories that its interior is entirely solid. The finding calls for a fresh take on what constitutes an ocean moon.

Nature Podcast: 14 February 2024

News and Views: Mimas’s surprise ocean prompts an update of the rule book for moons

07:05 Could red mud make green steel?

Millions of tonnes of ‘red mud’, a hazardous waste of aluminium production, are generated annually. A potentially sustainable process for treating this mud shows that it could become a source of iron for making steel.

Nature Podcast: 24 Jan 2024

News and Views: Iron extracted from hazardous waste of aluminium production

12:09 A hierarchy of failure

A design principle for buildings incorporates components that can control the propagation of failure by isolating parts of the structure as they fail — offering a way to prevent a partial collapse snowballing into complete destruction.

Nature podcast: 15 May 2024

Nature video: Controlled failure: The building designed to limit catastrophe

News and Views: Strategic links save buildings from total collapse

17:57 Programable enzyme for genpme editing

RNA-guided recombinase enzymes have been discovered that herald a new chapter for genome editing — enabling the insertion, inversion or deletion of long DNA sequences at user-specified genome positions.

News and Views: Programmable RNA-guided enzymes for next-generation genome editing

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