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Medical Xpress / Rare C-to-G mutations occurred at an unexpectedly high frequency during emergence of SARS-CoV-2 delta variant
SARS-CoV-2 possesses a characteristic surface protein, the spike protein, which plays a central role in viral entry into host cells. The evolution of spike protein mutations has been an important factor in the emergence of ...
Phys.org / Mysterious Cygnus Bubble may trace back to microquasar, astronomers suggest
Astronomers have proposed a new explanation for the mysterious Cygnus Bubble, a vast cloud of ultra-high-energy gamma rays stretching thousands of light-years across the sky. While the bubble has generally been linked to ...
Tech Xplore / As water systems face cyberattacks, research points to solutions
Recent cyberattacks on municipal water systems across the United States have renewed concerns about the cybersecurity of the operational technology that supports critical infrastructure.
Phys.org / Whales spark joy in New York but face threats from boat traffic
"WHALE AT ONE O'CLOCK!" Eager cruise passengers zipping around New York's southern shores rush to the starboard bow: A humpback whale is up for air, a breathtaking sighting set against Manhattan's iconic skyline.
Phys.org / How tomato 'golden hour' research could help crops survive heat waves and drought
What if the secret to drought-resistant crops isn't how much water plants use, but when they use it? A new study identifies a daily window that could help breeders develop tomatoes that better withstand drought without sacrificing ...
Phys.org / A looming rock collapse threatens a Swiss village as thawing permafrost destabilizes the Alps
An unstable mountain rock formation looming above the Swiss village of Kandersteg threatens a landslide that could rival the disaster that destroyed nearby Blatten last year, a collapse scientists linked to thawing permafrost ...
Medical Xpress / Researchers develop blood test targeting overlooked marker of liver disease
Liver disease often progresses silently until it becomes a serious condition. By the time symptoms such as fatigue, abdominal discomfort and jaundice develop, liver disease has often progressed beyond its earliest and most ...
Phys.org / Two largest U.S. reservoirs hit record lows amid Western drought
The two largest reservoirs in the United States have fallen to record lows as a severe drought grips the country's West, according to data released over the weekend.
Phys.org / A small squeeze reveals new clues about an unusual kind of magnet
Researchers at Rice University have found that gently squeezing a crystal of iron sulfide can change two of its unusual properties at the same time: its tiny magnetic signal and the way electricity moves through it. The result ...
Medical Xpress / Gender gap in health care for female users of performance and image-enhancing drugs
A study of women who use performance- and image-enhancing drugs (PIEDs), such as steroids and peptides, suggests health care has not kept pace, with most research on the topic focused on men.
Medical Xpress / New gas-switching approach could one day make deep-sea decompression safer and faster
Deep-sea divers must be careful to prevent decompression sickness, also known as "the bends," when ascending from the high-pressure depths of the ocean. Failing to do so can result in anything from muscle cramps and skin ...
Phys.org / Human blood may have helped preserve ancient Chinese rock art for 2,000 years
The Huashan rock art landscape in southern China, close to the border with Vietnam, is a remarkable UNESCO World Heritage site. Thousands of images are painted on river cliffs across more than 80 locations stretching 260 ...
