News
- 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.
- Earth
Did heavy rain trigger Kilauea’s eruption? It’s complicated
A study suggests the Hawaiian volcano’s outpouring of lava was triggered by heavy rainfall in the months preceding. But some scientists are skeptical.
- Paleontology
The first frog fossil from Antarctica has been found
An ancient amphibian from Antarctica gives new insight into when the continent got so cold.
- Health & Medicine
COVID-19 kills more men than women. The immune system may be why
Countries with sex-specific data report more men than women are dying of the coronavirus. Women’s stronger immune response may give them a leg up.
- Climate
A U.S. oil-producing region is leaking twice as much methane as once thought
Satellite measurements identify the Permian Basin, a massive U.S. oil- and gas-producing area, as a large source of leaked methane to the atmosphere.
- Earth
Plate tectonics may have started 400 million years earlier than we thought
Magnetic minerals in ancient rocks suggest that plate tectonics may have been under way as early as 3.2 billion years ago.
