Uncategorized
- Computing
The world’s fastest supercomputer just broke the exascale barrier
The Frontier supercomputer at Oak Ridge National Laboratory in Tennessee clocked in at more than 1.1 quintillion calculations per second.
- Health & Medicine
Trained dogs sniff out COVID-19 as well as lab tests do
Dogs can be trained to sniff out COVID-19 cases. They’re overall as reliable as PCR tests and even better at IDing asymptomatic cases, a study suggests.
- Astronomy
The Solar Orbiter spacecraft spotted a ‘hedgehog’ on the sun
In its closest flyby yet of the sun, the Solar Orbiter came within 48 million kilometers of our star, revealing new details.
- Paleontology
Great white sharks may have helped drive megalodons to extinction
Analyzing zinc levels in shark teeth hints that megalodons and great whites competed with each other for food.
- Animals
An ‘acoustic camera’ shows joining the right boy band boosts a frog’s sex appeal
Serenading with like voices may help male wood frogs woo females into their pools, analysis of individual voices in a frog choir shows.
- Climate
Scientists hope to mimic the most extreme hurricane conditions
A $12.8 million NSF grant is funding the design of a facility that can generate winds of at least 290 kilometers per hour and towering storm surges.
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A new Science News for the young people in your life
Editor in chief Nancy Shute introduces Science News Explores, our new print magazine for young people.
- Chemistry
Scientists made a Möbius strip out of a tiny carbon nanobelt
A twisted belt of carbon atoms joins carbon nanotubes and buckyballs in the list of carbon structures scientists can create.
- Health & Medicine
Missing COVID-19 data leave us in the dark about the current surge
Yankee Candle reviews and wastewater testing offer indirect hints, but we’re “flying blind,” says data expert Beth Blauer of Johns Hopkins University.
- Science & Society
Mass shootings and gun violence in the United States are increasing
In the wake of mass shootings in Buffalo, N.Y., and Uvalde, Texas, a gun violence researcher shares what can be done to reduce gun violence deaths.
- Life
High altitudes may be a climate refuge for some birds, but not these hummingbirds
After being moved to a spot high above their typical home, Anna’s hummingbirds seemed to struggle to hover in the thin air.
