Uncategorized
- Astronomy
A fast radio burst’s unlikely source may be a cluster of old stars
The burst’s origin in a globular cluster suggests that not all these enigmatic blasts come from young stellar populations.
- Paleontology
The Age of Dinosaurs may have ended in springtime
Fossilized fish bones suggest that the massive asteroid strike at the end of the Cretaceous Period occurred during the Northern Hemisphere’s spring.
- Genetics
Africa’s oldest human DNA helps unveil an ancient population shift
Long-distance mate seekers started staying closer to home about 20,000 years ago.
- Planetary Science
An ancient impact on Earth led to a cascade of cratering
For the first time, scientists have discovered clusters of craters on Earth that were formed by the impacts of material thrown out of a larger crater.
- Astronomy
A rare collision of dead stars can bring a new one to life
These carbon- and oxygen-covered stars may have formed from an unusual merging of two white dwarfs.
- Paleontology
Fossils show a crocodile ancestor dined on a young dinosaur
The 100-million-year-old fossil of a crocodile ancestor contains the first indisputable evidence that dinosaurs were on the menu.
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Computing has changed everything. What next?
Editor in chief Nancy Shute discusses the last century's extraordinary advances in computing, and what they might mean for the future
- Computing
Core memory weavers and Navajo women made the Apollo missions possible
The stories of the women who assembled integrated circuits and wove core memory for the Apollo missions remain largely unknown.
- Archaeology
The world’s oldest pants stitched together cultures from across Asia
A re-creation of a 3,000-year-old horseman’s trousers helped scientists unravel its complex origins.
- Health & Medicine
An anime convention in November was not an omicron superspreader event
Vaccines, ventilation and other safety measures probably prevented the variant’s spread at Anime NYC, reports suggest.
- Animals
How lizards keep detachable tails from falling off
A hierarchical structure of micropillars and nanopores allows the tail to break away when necessary while preventing it from easily detaching.
