"NASA still has no plans to bring precious Mars rocks to Earth."

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

Nature

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16

Today

NASA still has no plan to bring precious Mars rocks to Earth

NASA's Mars Sample Return mission struggles

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by Alexandra Witze / 2h

Nature, Published online: 07 January 2025; doi:10.1038/d41586-025-00022-5 The US$2.7-billion Perseverance rover collected the samples looking for evidence of past life, but NASA is dithering about how to get them off the Red Planet.

Climate engineering faces hostility— here’s how scientists say it might move forwards

by Alix Soliman / 5h

Nature, Published online: 02 January 2025; doi:10.1038/d41586-024-04254-9 Questions about effectiveness, risks and regulation must be answered before sun-dimming technology can be developed, according to researchers.

Particle accelerators get an assist from AI co-pilots

6h

Nature, Published online: 07 January 2025; doi:10.1038/d41586-025-00005-6 Large language models can propose fine-tuning adjustments for an electron accelerator in Germany.

The structure of bad cholesterol comes into focus

by W. Sean Davidson / 10h

Nature, Published online: 07 January 2025; doi:10.1038/d41586-024-04210-7 Insights into how cholesterol-carrying low-density lipoproteins are structured, and how they interact with receptors to enter cells, could help to clarify the role of these particles in cardiovascular disease.

What do people eat and why do they eat it?

11h

Nature, Published online: 07 January 2025; doi:10.1038/d41586-024-04124-4 A 1975 report sparks a debate about the place of sociology in human nutrition research, and a crystal-clear lecture on chemical morphology, in our weekly dip into Nature’s archive.

Daily briefing: Sleeping mice hint at why new memories don’t overwrite old ones

by Flora Graham / 13h

Nature, Published online: 06 January 2025; doi:10.1038/d41586-025-00025-2 We see evidence in mice of why new memories don’t overwrite existing ones and explore how AI tools are helping decipher previously unreadable ancient texts.

Who built Europe’s first cities? Clues about the urban revolution emerge

by Emma Marris / 14h

Nature, Published online: 07 January 2025; doi:10.1038/d41586-024-04216-1 Around 6,000 years ago, a group known as the Cucuteni–Trypillia culture developed egalitarian settlements north of the Black Sea and created the region’s earliest urban centres. Then, after two millennia, they vanished.

To ensure trust, AI weather-forecast models still need training in physics

by Alan Thorpe / 16h

Nature, Published online: 07 January 2025; doi:10.1038/d41586-025-00020-7

Science communication has a problem — communication

by Fanuel Muindi / 16h

Nature, Published online: 07 January 2025; doi:10.1038/d41586-025-00019-0

Biodiversity credits are more problematic than carbon credits

by Kelvin Law / 16h

Nature, Published online: 07 January 2025; doi:10.1038/d41586-025-00017-2

Researchers: concentrate on bread-and-butter issues to get political buy-in

by Preston Manning / 16h

Nature, Published online: 07 January 2025; doi:10.1038/d41586-025-00018-1

Yesterday

Earth shattered heat records in 2023 and 2024: is global warming speeding up?

43by Jeff Tollefson / 1d

Nature, Published online: 06 January 2025; doi:10.1038/d41586-024-04242-z Nature examines whether the temperature spike is a blip or an enduring — and concerning — trend.

Spacecraft makes closest-ever fly-by of Sun: what the trip will tell us

by Alexandra Witze / 1d

Nature, Published online: 06 January 2025; doi:10.1038/d41586-025-00009-2 NASA’s Parker Solar Probe could solve the mysteries of the solar wind and test Einstein’s theory of relativity.

‘WithdrarXiv’ database of 14,000 retracted preprints launches

by Dalmeet Singh Chawla / 1d

Nature, Published online: 06 January 2025; doi:10.1038/d41586-025-00011-8 A trove of data is providing insights into the main reasons studies are pulled from the arXiv preprint platform.

The trill of the chase: recording birdsong in Ireland’s disappearing wilderness

by Christine Ro / 1d

Nature, Published online: 06 January 2025; doi:10.1038/d41586-024-04219-y Seán Ronayne’s quest is to record all common bird species in Ireland, sharing both happy and sad stories about wildlife.

‘One of the last taboos’: breaking the stigma of substance-use disorders in academia

by Sarah Wild / 1d

Nature, Published online: 06 January 2025; doi:10.1038/d41586-024-04218-z Those recovering from drug or alcohol misuse speak up — and say they wish more researchers could do so freely at work.

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