Life
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Animals
‘Wonderful nets’ of blood vessels protect dolphin and whale brains during dives
Complex networks of blood vessels called retia mirabilia that are associated with cetaceans’ brains and spines have long been a mystery.
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Animals
This spider literally flips for its food
The Australian ant-slayer spider’s acrobatics let it feast on insects twice its size, a new study shows,
By Freda Kreier -
Humans
How to get a crying baby to sleep, according to science
Science has come up with a recipe for lulling a crying baby to sleep: Carry them for five minutes, sit for at least five more and then lay them down.
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Neuroscience
Emily Jacobs wants to know how sex hormones sculpt the brain
Emily Jacobs studies how the brain changes throughout women’s reproductive years, plus what it all means for health.
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Life
Marcos Simões-Costa asks how cells in the embryo get their identities
Marcos Simões-Costa combines classic studies of developing embryos with the latest genomic techniques.
By Aina Abell -
Science & Society
Big questions inspire the scientists on this year’s SN 10 list
These scientists to watch study climate change, alien worlds, human evolution, the coronavirus and more.
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Paleontology
Ancient fish fossils highlight the strangeness of our vertebrate ancestors
New fossils are revealing the earliest jawed vertebrates — a group that encompasses 99 percent of all living vertebrates on Earth, including humans.
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Ecosystems
‘Fen, Bog & Swamp’ reminds readers why peatlands matter
In her latest book, author Annie Proulx chronicles people’s long history with peatlands and examines the ecological value of these overlooked places.
By Anna Gibbs -
Ecosystems
A Caribbean island gets everyone involved in protecting beloved species
Scientists on Saba are introducing island residents to conservation of Caribbean orchids, red-billed tropicbirds and urchins.
By Anna Gibbs -
Life
Has AlphaFold actually solved biology’s protein-folding problem?
An AI called AlphaFold predicted structures for nearly every protein known to science. Those predictions aren’t without limits, some researchers say.
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Animals
After eons of isolation, these desert fish flub social cues
Pahrump poolfish flunked a fear test, but maybe they’re scared of other things.
By Susan Milius -
Animals
Drumming woodpeckers use similar brain regions as songbirds
Woodpeckers drum on trees and other objects using brain regions similar to those that songbirds use to sing, suggesting a common evolutionary origin for the complex behaviors.