Spiraling footballs wobble at one of two specific frequencies
In American football, some passes are caught and some are dropped — but all wobble as they fly. Spiraling pigskins tend to visibly wobble...
SCIENTIFIC NEWS
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...
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...
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...
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...
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...
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...
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...
The Arctic is warming even faster than scientists realized
The Arctic is heating up at a breakneck speed compared with the rest of Earth. And new analyses show that the region is warming...
Multiple sclerosis has a common viral culprit, opening doors to new approaches
As Tanina Agosto went through her normal morning routine in July 2007, she realized something was wrong. The 29-year-old couldn’t control her left side,...
Rising Trade Values Mask the True Cost of Global Supply Chain Disruptions 
Why Dhaka Floods Every Monsoon 
These mammal ancestors birthed live young far earlier than thought 
WHO chief voices concern over Trump Administration’s executive order on vaccines