News
- Health & Medicine
To end social distancing, the U.S. must dramatically ramp up contact tracing
Life after social distancing may involve apps that ask you to self-isolate after you’ve been near someone who tests positive for COVID-19.
- Paleontology
A ‘crazy beast’ from the time of dinosaurs belongs to an obscure mammal group
Paleontologists have finally matched a bizarre fossil, Adalatherium hui, to an obscure group of ancient mammals called gondwanatherians.
- Paleontology
Spinosaurus fossil tail suggests dinosaurs were swimmers after all
Unique among known dinosaurs, Spinosaurus had a finlike tail, which the predator may have used to propel itself through the water.
- Health & Medicine
Vaping may damage the heart just as smoking does
Vapers and smokers showed similar signs of blood vessel damage, compared with people who didn’t smoke or vape.
- Animals
Here’s why a hero shrew has the sturdiest spine of any mammal
The hero shrew’s rigid backbone is among the weirdest mammal spines, its incredible strength aided by fortified vertebrae bones.
- Physics
Scientists ‘strummed’ a molecule’s chemical bonds like guitar strings
Scientists dragged an atomic force microscope tip, with a single carbon monoxide molecule dangling from it, across a chemical bond.
- Health & Medicine
What coronavirus antibody tests tell us — and what they don’t
Antibody tests can give a clearer picture of who has been infected but don’t guarantee immunity for those who test positive.
- Health & Medicine
Some patients who survive COVID-19 may suffer lasting lung damage
Results from a study in China suggest that some COVID-19 patients will be left with long-term lung problems.
- Anthropology
Skeletal damage hints some hunter-gatherer women fought in battles
Contrary to traditional views, women in North American hunter-gatherer societies and Mongolian herding groups likely weren’t all stay-at-home types.
- Animals
Earthy funk lures tiny creatures to eat and spread bacterial spores
Genes that cue spore growth also kick up a scent that draws in springtails.
- Health & Medicine
Drugs for high blood pressure don’t appear to make COVID-19 worse
Drugs commonly used to treat hypertension did not lead to more severe cases of the coronavirus infection or higher mortality in hospitalized patients.
- Animals
The ‘insect apocalypse’ is more complicated than it sounds
Freshwater arthropods trended upward, while terrestrial ones declined. But the study’s decades of data are spotty.
