News
- Earth
13th century volcano mystery may be solved
Indonesian volcano may be the culprit in the biggest eruption of the last seven millennia.
- Humans
European cave art gets older
Ancient illustrations in northern Spain date to more than 40,000 years ago.
- Life
Grasshoppers’ terror outlives them
After an existence plagued by predatory spiders, the insects pass into oblivion, leaving a legacy of impoverished soil.
- Life
Calcium offers clues in mass extinction
Ocean acidification during Permian period may have caused the Great Dying.
- Health & Medicine
Diet sodas may confuse brain’s ‘calorie counter’
Among regular consumers of sugar-free soft drinks, networks that equate sweet flavors with energy intake may grow numb to the real stuff.
- Earth
Ancient volcanoes destroyed ozone
Prehistoric eruptions gave off huge amounts of a gas that erodes the UV-blocking atmospheric layer.
- Health & Medicine
Fish oil components may not benefit everyone’s heart
A six-year study finds that omega-3 fatty acids don't lower heart risk in people with diabetes.
- Life
You have grandpa’s chromosome tips
Older fathers pass more gene-protecting DNA to their paternal grandkids.
- Physics
The electric flour voltage test
Granular materials give off a zap just before slipping, a finding with potential implications for sensing the starts of silo disasters or earthquakes.
- Life
Invasive mite worsens honeybee viruses
Once-obscure deformed wing virus swept to prominence in honeybee colonies in Hawaiian islands as invasive pest arrived.
- Life
Microbes flourish under Arctic sea ice
Oceanographic expedition surprised to find photosynthetic microorganisms thriving under frozen surface.
- Space
Some newfound planets are something else
A re-evaluation of the Kepler mission’s data suggests one in three hot giant orbs it discovered is actually another kind of object.
