Nature Briefing.

"Beyond black and white:  An ecologist applies racial-justice principles to predators and their ecosystems."

Views expressed in this science and technology update are those of the reporters and correspondents.  Accessed on 21 January 2025, 1416 UTC.

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Russ Roberts (https://hawaiisciencejournal.blogspot.com).

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Today

Beyond black and white: an ecologist applies racial-justice principles to predators and their ecosystems

by Robin Donovan / 1h

Nature, Published online: 21 January 2025; doi:10.1038/d41586-024-04179-3 Tyus Williams harnesses his lived experiences to inform his research — and shares it all on social media.

Leaky pipelines: I track the ‘pink collar’ parallels between nursing and academia

by Adele Waters / 1h

Nature, Published online: 21 January 2025; doi:10.1038/d41586-024-04243-y The two professions can face similar gender-based challenges in recruitment and retention, says workforce modeller Alison Leary.

Why we still don’t know the mounting health risks of climate change

by Dann Mitchell / 1h

Nature, Published online: 21 January 2025; doi:10.1038/d41586-025-00149-5 Persistent exposure to heatwaves, droughts, wildfires and more will take a toll on people’s bodies. We must learn how this will manifest.

Octopuses changing colour rapidly incur a high metabolic cost

by Rafael C. Duarte / 1h

Nature, Published online: 21 January 2025; doi:10.1038/d41586-025-00080-9 Colour change in animals can occur over different timescales and aids communication and camouflage. Direct evidence of the associated energetic costs has been lacking, but now an experimental study of octopuses fills this gap.

AI hallucinations can’t be stopped — but these techniques can limit their damage

by Nicola Jones / 2h

Nature, Published online: 21 January 2025; doi:10.1038/d41586-025-00068-5 Developers have tricks to stop artificial intelligence from making things up, but large language models are still struggling to tell the truth, the whole truth and nothing but the truth.

Africa can’t wait for pandemic preparedness

by Nicaise Ndembi / 3h

Nature, Published online: 21 January 2025; doi:10.1038/d41586-025-00171-7

For open communication, give researchers a permanent e-mail alias

by Julian Budd / 3h

Nature, Published online: 21 January 2025; doi:10.1038/d41586-025-00168-2

Why AI will never be able to acquire human-level intelligence

by José M. Muñoz / 3h

Nature, Published online: 21 January 2025; doi:10.1038/d41586-025-00170-8

Faced with funding cuts, collaborate to define research priorities

by Samuele Murtinu / 3h

Nature, Published online: 21 January 2025; doi:10.1038/d41586-025-00169-1

Build a DNA database to help identify children stolen in conflicts

by Sara Huston / 3h

Nature, Published online: 21 January 2025; doi:10.1038/d41586-025-00073-8 The secure and ethical use of genetic testing can assist family reunifications in Ukraine and other settings for humanitarian disasters.

Daily briefing: Who are Trump’s science advisers

by Flora Graham / 3h

Nature, Published online: 20 January 2025; doi:10.1038/d41586-025-00179-z A type of microRNA seems to revitalize old mice. Plus, the influence of US president Donald Trump on science in the United States, and on health and climate globally.

Yesterday

More than 40% of postdocs leave academia, study reveals

by Jackson Ryan / 10h

Nature, Published online: 21 January 2025; doi:10.1038/d41586-025-00142-y Publishing highly cited papers helps postdoctoral researchers to land a faculty job.

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