Uncategorized
- Physics
Technique to see the ultrafast world of electrons wins 2023 physics Nobel
Physicists Pierre Agostini, Ferenc Krausz and Anne L’Huillier won for work creating light bursts that last billionths of a billionth of a second.
- Animals
In noisy environs, pied tamarins are using smell more often to communicate
Groups of the primate, native to Brazil, complement vocalizations with scent-marking behavior to alert other tamarins to dangers in their urban home.
- Plants
The first citrus fruits may have come from southern China
An in-depth look at the orange family tree shows the oldest Citrus ancestors arrived in Asia on the Indian tectonic plate over 25 million years ago.
- Health & Medicine
Early mRNA research that led to COVID-19 vaccines wins 2023 medicine Nobel Prize
Biochemists Katalin Karikó and Drew Weissman devised mRNA modifications to make vaccines that trigger good immune responses instead of harmful ones.
- Physics
50 years ago, scientists dreamed of lasers that could kick off nuclear fusion
In the 1970s, lasers that could initiate nuclear fusion were a distant dream. Now, scientists are using such lasers to achieve fusion “ignition.”
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The challenges of seeing the profusion of tiny life
Editor in chief Nancy Shute marvels at the diversity of tiny life-forms known as protists.
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- Science & Society
Curbing pedestrian stops might not reduce police-civilian encounters
In Chicago, traffic stops soared as pedestrian stops fell. Single policy changes therefore don’t tell the whole policing story, researchers say.
- Animals
The right bacterial mix could help frogs take the heat
Wood frog tadpoles that receive a transplant of green frog bacteria can swim in warm waters, revealing another role for microbiomes: heat tolerance.
- Health & Medicine
How a deadly fungus is so good at sticking to skin and other surfaces
One of Candida auris’ scary superpowers is its stick-to-itiveness. Unlike other fungi, the pathogen uses electrical charges to glom onto things.
- Paleontology
New computer analysis hints volcanism killed the dinosaurs, not an asteroid
Scientists take a creative approach to investigating what caused the mass extinction 66 million years ago, but the debate is far from settled.
- Cosmology
New JWST images suggest our understanding of the cosmos is flawed
JWST data don’t resolve a disagreement over how fast the universe is expanding, suggesting we might need strange new physics to fix the tension.
