News
- Anthropology
Ancient Maya warfare flared up surprisingly early
Extreme conflicts broke out well before the decline of the Maya civilization, researchers say.
- Earth
Decades of dumping acid suggest acid rain may make trees thirstier
Acidified soil loses calcium, which can affect trees’ ability to hang on to water.
- Climate
The Arctic is burning and Greenland is melting, thanks to record heat
A heat wave is melting Greenland’s ice and fueling blazes across the Arctic that are pumping record amounts of carbon dioxide into the air.
- Health & Medicine
Hospitalizations highlight potential dangers of e-cigs to teens’ lungs
E-cigarette use can harm the lungs, and eight Wisconsin teens who developed severe lung injuries after vaping may be the latest victims.
- Science & Society
Public trust that scientists work for the good of society is growing
More Americans trust the motives of scientists than of journalists or politicians.
- Astronomy
Stars may keep spinning fast, long into old age
NASA’s TESS telescope has spotted an old star that spins too fast for theory to explain, suggesting that stars may have a magnetic midlife crisis.
- Life
Monkeys can use basic logic to decipher the order of items in a list
Rhesus macaque monkeys don’t need rewards to learn and remember how items are ranked in a list, a mental feat that may prove handy in the wild.
- Health & Medicine
A new study challenges the idea that the placenta has a microbiome
A large study of more than 500 women finds little evidence of microbes in the placenta, contrary to previous reports on the placental microbiome.
- Tech
Tiny magnetic coils could help break down microplastic pollution
Carbon nanotubes designed to release plastic-eroding chemicals could clear the long-lasting trash from waterways.
- Astronomy
TESS has found the first-ever ‘ultrahot Neptune’
NASA’s TESS telescope has spotted a world that could be a bridge between other types of exoplanets: hot Jupiters and scorched Earths.
- Particle Physics
How a 2017 radioactive plume may be tied to Russia and nixed neutrino research
A botched attempt at producing radioactive material needed for a neutrino experiment may have released ruthenium-106 to the atmosphere in 2017.
- Life
Immune system defects seem to contribute to obesity in mice
Subtle defects affecting T cells altered the animals’ microbiome and fat absorption, providing hints of what might also be going on in people.
