Comets from the solar system’s deep freezer often don’t survive their first encounter with the sun. Now one scientist thinks he knows why: Solar warmth makes some of the cosmic…
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The first known monkeypox infection in a pet dog hints at spillover risk
The first recorded case of person passing monkeypox to a dog could be harbinger of other animals catching the sometimes disfiguring and deadly virus. If that happens, monkeypox could establish…
Protons contain intrinsic charm quarks, a new study suggests
Protons may be intrinsically charming. The subatomic particles are a mash-up of three lighter particles called quarks: two of the type known as up quarks and one down quark. But…
Asteroid impacts might have created some of Mars’ sand
Sand on Earth is continuously being created by the slow erosion of rocks. But on Mars, violent asteroid impacts may play an important role in making new sand. As much…
Over time, Betelgeuse changed color. Now it’s also lost its rhythm
The star Betelgeuse has always been a diva. Astronomers from antiquity through the present day have watched the red supergiant pulsing at the shoulder of the constellation Orion, and the…
Physicists spotted rare W boson trios at the Large Hadron Collider
The letters “www” are typically followed by a “dot” — but not in this experiment. Around 270 WWW events, trios of particles called W bosons, appeared in an experiment at…
COVID-19 infections can rebound for some people. It’s unclear why
For some people, including President Joe Biden and National Institute of Allergy and Infectious Diseases director Anthony Fauci, the relief of vanishing COVID-19 symptoms and a negative test is fleeting.…
50 years ago, scientists hoped freezing donor organs would boost transplants
The icy world of organ freezing – Science News, August 19, 1972 If whole organs could be frozen and stored … surgeons would be able to perform far more transplants….…
These researchers are unlocking Renaissance beauty secrets
Art historian Erin Griffey is a bit of a beauty maven. “I’m one of those people who reads the backs of beauty products,” she says. That’s why, while working on…
Why humans have more voice control than any other primates
A crying baby, a screaming adult, a teenager whose voice cracks — people could have sounded this shrill all the time, a new study suggests, if not for a crucial…
