In this episode:
To understand when, and how, the Milky Way formed, researchers need to know when its stars were born. This week, a team of astronomers have precisely aged nearly a quarter of a million stars, revealing more about the sequence of events that took place as our galaxy formed.
Research article: Xiang and Rix
News and Views: A stellar clock reveals the assembly history of the Milky Way
Archaeologists reveal an ancient lake was actually a ritual pool, and how the Moon’s phase affects some birds' altitude.
Research Highlight: Ancient ‘harbour’ revealed to be part of fertility god’s lavish shrine
Research Highlight: These birds fly high when the full Moon hangs in the sky
Yellowstone National Park’s iconic geothermal geysers and volcanic landmarks are well studied, but very little was known about the ‘plumbing system’ that feeds these features. Now a team of researchers have mapped the underground hydrothermal system, showing the specific faults and pathways that supply the park.
Research article: Finn et al.
We discuss some highlights from the Nature Briefing. This time, 0why an Australian university has been suspended from winning a research foundation’s fellowships, and the ongoing debate about the cause of ‘COVID toes’.
Nature: Funder bars university from grant programme over white-male award line-up
Nature: Are ‘COVID toes’ actually caused by the coronavirus?
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Laser 'lightning rod' diverts strikes high in the Alps
The science stories you missed over the past four weeks
Science in 2023: what to expect this year
The Nature Podcast’s highlights of 2022
The Nature Podcast Festive Spectacular 2022
COVID deaths: three times the official toll
Oldest DNA reveals two-million-year-old ecosystem
Gaia Vince on how climate change will shape where people live
Mysterious fluid from ant pupae helps feed colony
Audio long read: Science and the World Cup — how big data is transforming football
The satellite-free alternative to GPS
How a key Alzheimer's gene wreaks havoc in the brain
Audio long read: She was convicted of killing her four children. Could a gene mutation set her free?
Molecular cages sift 'heavy' water from near-identical H2O
Audio long read: The controversial embryo tests that promise a better baby
Flies can move their rigid, omnidirectional eyes – a little
Racism in Health: the harms of biased medicine
Ancient DNA reveals family of Neanderthals living in Siberian cave
Human brain organoids implanted into rats could offer new way to model disease
Virtual library of LSD-like drugs could reveal new antidepressants
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