News
- Particle Physics
A supersensitive dark matter search found no signs of the substance — yet
The LZ experiment’s first measurement raises hopes that scientists are closer than ever to finding the source of much of the universe’s mass.
- Paleontology
A newfound dinosaur had tiny arms before T. rex made them cool
A predecessor to Tyrannosaurus rex, Meraxes gigas had a giant head and puny but muscular arms, suggesting the limbs served some purpose.
- Health & Medicine
College COVID-19 testing can reduce coronavirus deaths in local communities
Counties with colleges that did COVID-19 testing fared better against the coronavirus in fall 2020 than towns with colleges that did not test.
- Environment
How to build better ice towers for drinking water and irrigation
“Ice stupas” emerged in 2014 as a way to cope with climate change shrinking glaciers. Automation could help improve the cones’ construction.
- Psychology
The idea that many people grow following trauma may be a myth
Studies of posttraumatic growth are fundamentally flawed and can contribute to toxic cultural narratives, researchers say.
- Quantum Physics
Aliens could send quantum messages to Earth, calculations suggest
Scientists are developing quantum communications networks on Earth. Aliens, if they exist, could be going further.
- Paleontology
Feathers may have helped dinosaurs survive the Triassic mass extinction
New data show that dinosaurs were able to weather freezing conditions about 202 million years ago, probably thanks to warm feathery coats.
- Planetary Science
A new look at the ‘mineral kingdom’ may transform how we search for life
A new census of Earth’s crystal past hints that life may have begun earlier than expected, and could be a tool to look for water and life elsewhere.
- Health & Medicine
This soft, electronic ‘nerve cooler’ could be a new way to relieve pain
A tiny electronic device implanted in the body generates targeted pain relief by cooling off nerves, experiments in rats suggest.
- Space
Six months in space leads to a decade’s worth of long-term bone loss
Even after a year of recovery in Earth’s gravity, astronauts who’d been in space six months or more still had bone loss equal to a decade of aging.
- Health & Medicine
New COVID-19 boosters could contain bits of the omicron variant
The omicron variant is different enough from the original version to require an update to COVID-19 vaccines, experts say.
- Paleontology
Megatooth sharks may have been higher on the food chain than any ocean animal ever
Some megalodons and their ancestors were the ultimate apex predators, outeating all known marine animals, researchers report.
