Uncategorized
- Archaeology
Clues to the earliest known bow-and-arrow hunting outside Africa have been found
Possible arrowheads at a rainforest site in Sri Lanka date to 48,000 years ago.
By Bruce Bower - Life
Fossil footprints show some crocodile ancestors walked on two legs
The 106-million-year-old tracks suggest that other puzzling nearby fossils were also likely made by a bipedal croc ancestor, not a giant pterosaur.
- Neuroscience
The way the coronavirus messes with smell hints at how it affects the brain
Conflicting reports offer little clarity about whether COVID-19 targets the brain.
- Health & Medicine
A critically ill COVID-19 patient just got a double lung transplant
A young woman whose lungs could not recover from the coronavirus infection is doing well after a double lung transplant.
- Ecosystems
Bringing sea otters back to the Pacific coast pays off, but not for everyone
Benefits of reintroducing sea otters in the Pacific Northwest, such as boosting tourism, vastly outweigh the costs, a new analysis shows.
- Life
Scientists want to build a Noah’s Ark for the human microbiome
Just as the Svalbard Global Seed Vault protects global crop diversity, the Microbiota Vault may one day protect the microbes on and in our bodies.
- Earth
50 years ago, scientists were getting a better glimpse inside storms
In 1970, experts were harnessing technologies that provided a three-dimensional picture of the inside of a storm.
- Quantum Physics
This weird quantum state of matter was made in orbit for the first time
Bose-Einstein condensates made on the International Space Station could reach temperatures lower than any known in the universe.
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Science News will observe #ShutDownSTEM on June 10
Our staff will use this time away from the daily news cycle to start working to improve our coverage of race and inequity.
By Nancy Shute - Health & Medicine
No, you can’t hear the difference between sick and healthy coughs
A study shows humans can’t distinguish between the sound of a cough from someone with an infectious disease and someone with a tickle in the throat.
- Health & Medicine
How often do asymptomatic people spread the coronavirus? It’s unclear
A WHO official said people without COVID-19 symptoms rarely spread the virus, but there’s a lot that researchers don’t yet understand.
- Health & Medicine
Lockdowns may have averted 531 million coronavirus infections
Policies that kept residents at home and closed businesses were largely effective at slowing the pandemic’s spread, two studies suggest.