News
- Space
Astronomers spotted colliding neutron stars that may have formed a magnetar
Astronomers may have witnessed the formation of a kind of rapidly spinning, extremely magnetized stellar corpse for the first time.
- Health & Medicine
Long-lasting shots work better than daily pills to prevent HIV in at-risk women
A more discreet HIV prevention method — a shot once every eight weeks —could help to boost use in women at risk.
- Space
Runaway stars may create the mysterious ultraviolet glow around some galaxies
Hot blue stars kicked out of their birthplace can travel thousands of light-years to their galaxies’ hinterlands, new computer simulations show.
By Ken Croswell - Life
Dog ticks may get more of a taste for human blood as the climate changes
At high temperatures, some brown dog ticks that can carry the bacteria that causes Rocky Mountain spotted fever seem to prefer humans over dogs.
- Health & Medicine
Coronavirus shutdowns don’t need to be all or nothing
Governments are implementing more targeted restrictions like limiting restaurant capacity to slow a fall surge. Research suggests they could work.
- Health & Medicine
The FDA has approved the first drug to treat the rapid-aging disease progeria
Children with a rare genetic disorder called progeria age quickly and often die before they are 15. A newly approved drug may give them more time.
- Animals
Mineral body armor helps some leaf-cutting ants win fights with bigger kin
Researchers have found that at least one species of leaf-cutting ant has a tough layer of calcite on its exoskeleton.
- Health & Medicine
Immunity to COVID-19 may persist six months or more
Even after recovery, the body continues to improve its antibody response to the coronavirus — perhaps thanks to viral bits hiding in the intestine.
- Health & Medicine
Oxford and AstraZeneca say their COVID-19 vaccine works too
A third major vaccine, which may be easier to distribute than others, appears to prevent disease and maybe transmission of the coronavirus.
- Neuroscience
Lonely brains crave people like hungry brains crave food
After hours of isolation, dopamine-producing cells in the brain fire up in response to pictures of humans, showing our social side runs deep.
- Physics
Newton’s groundbreaking Principia may have been more popular than previously thought
A search has uncovered over 300 copies of Isaac Newton’s famous 17th century book, the Principia, revealing a broader readership than assumed.
- Archaeology
The biblical warrior Goliath may not have been so giant after all
Archaeological finds suggest the width of the walls of Goliath’s home city were used to metaphorically represent the Old Testament figure’s height.
By Bruce Bower