Uncategorized
- Math
How large a gathering is too large during the coronavirus pandemic?
Mathematical models explain why large gatherings are especially dangerous in an epidemic, and identify how large is too large.
- Earth
Roughly 90 million years ago, a rainforest grew near the South Pole
A forest flourished within 1,000 kilometers of the South Pole, probably because of high atmospheric carbon dioxide levels and an ice-free Antarctica.
- Health & Medicine
How coronavirus control measures could affect its global death toll
Slowing the virus’ spread will save millions of lives, but differences among countries could vary the pandemic’s toll in different places.
- Anthropology
Lucy’s species heralded the rise of long childhoods in hominids
Australopithecus afarensis had prolonged brain growth before the Homo genus appeared, but it still resulted in brains with chimplike neural structure.
By Bruce Bower - Physics
A mysterious superconductor’s wave could reveal the physics behind the materials
Scientists finally spotted a pair-density wave in a high-temperature superconductor.
- Anthropology
This 300,000-year-old skull may be from an African ‘ghost’ population
The age of the mysterious Broken Hill fossil suggests it came from a hominid that lived around the same time as both Homo sapiens and H. naledi.
By Bruce Bower - Animals
A cat appears to have caught the coronavirus, but it’s complicated
While a cat in Belgium seems to be the first feline infected with SARS-CoV-2, it’s still unclear how susceptible pets are to the disease.
- Space
Quasar winds with record energy levels were seen fleeing a distant galaxy
The Hubble Space Telescope has seen the most energetic quasar winds yet, showing these active black holes can blow star-forming gas out of galaxies.
- Animals
Parasitic worm populations are skyrocketing in some fish species used in sushi
Fishes worldwide harbor 283 times the number of Anisakis worms as fishes in the 1970s. Whether that’s a sign of environmental decline or recovery is unclear.
By Amber Dance - Climate
These women endured a winter in the high Arctic for citizen science
Two women have spent the winter on the Norwegian archipelago of Svalbard to collect data for climate scientists around the world.
- Physics
Einstein’s letters illuminate a mind grappling with quantum mechanics
The latest volume of Einstein’s papers covers the infancy of quantum mechanics and new challenges to the theory of relativity.
- Health & Medicine
Social distancing comes with psychological fallout
Keeping people apart can help slow the new coronavirus’ spread. But such social distancing may cause or worsen mental health problems.
By Sujata Gupta