News
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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.
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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.
By Susan Milius -
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.
By Megan Sever -
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.
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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.
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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.
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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.
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Health & Medicine
COVID-19 is hitting some patients with obesity particularly hard
Doctors say some of their sickest COVID-19 patients are young and obese. One study shows they have higher rates of hospital admission and death.
By Dawn Fallik -
Life
How much space does nature need? 30 percent of the planet may not be enough
Nations are drafting a plan to protect 30 percent of Earth by 2030 to save biodiversity. The number reflects politics more than scientific consensus.
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Health & Medicine
More evidence hints that hydroxychloroquine doesn’t help treat COVID-19
A malaria drug showed no benefit over standard care in two preliminary studies examining how well hydroxychloroquine works against the coronavirus.
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Astronomy
High-speed gas collisions prevent star birth in galaxies’ bars
The spiral galaxy NGC 1300 makes few if any stars in its bright bar. Simulations suggest gas clouds colliding at high speed stunt star formation.
By Ken Croswell -
Planetary Science
Unlike Earth, the gases in Venus’ atmosphere aren’t uniformly mixed
Measurements of Venus’ atmospheric nitrogen show that a planet’s upper atmosphere doesn’t necessarily match the lower atmosphere.