Uncategorized
- Space
A new moon radiation measurement may help determine health risks to astronauts
China's lunar lander measured radiation at the moon’s surface, finding the daily dose is 2.6 times as high as inside the International Space Station.
- Ecosystems
Trapped under ice, light-loving algae grow in the dark Arctic winter
Blocked off from nearly all light beneath a thick layer of ice and snow in the winter, marine phytoplankton in the Arctic still find a way to thrive.
- Neuroscience
Tiny, magnetically controlled robots coax nerve cells to grow connections
Research using microrobots and nerve cells from rats could point to new treatments for people with nerve injuries.
- Space
Hope for life on Venus survives for centuries against all odds
Early scientists often assumed that Venus, though hotter than Earth, hosted life.
- Health & Medicine
A Brazilian city devastated by COVID-19 may have reached herd immunity
Up to half of Manaus was infected at the epidemic’s peak, which slowed further spread of the virus but also led to many deaths, scientists say.
- Life
Life on Earth may have begun in hostile hot springs
What researchers learn at hot springs and seafloor vents may guide the search for life on icy moons and Mars.
- Animals
A beaked whale’s nearly four-hour-long dive sets a new record
The animals may rely on large stores of oxygen, a slow metabolism and the ability to tolerate lactic acid to go for hours without surfacing for air.
- Climate
Global warming may lead to practically irreversible Antarctic melting
Simulations suggest that even if the Paris climate goals are met, melting Antarctica ice will still cause sea levels to rise by more than 2 meters.
- Neuroscience
A mother mouse’s gut microbes help wire her pup’s brain
The pups of mice lacking gut microbes, and the compounds they make, have altered nerve cells in part of the brain and a lowered sensitivity to touch.
- Space
EHT data show turbulence makes the glowing ring around M87’s black hole wobble
Event Horizon Telescope data spanning nearly a decade reveal that the appearance of the supermassive black hole inside galaxy M87 changes over time.
- Health & Medicine
Early immune responses may be why younger people get less sick from COVID-19
Age-related differences in coronavirus immune defenses hint that a boost in early immune responses from drugs or a vaccine could help protect people.
- Health & Medicine
Antibodies made in the lab show some promise for treating COVID-19
Preliminary results from two companies hint that the proteins can help COVID-19 patients from needing hospitalization or ventilation.
