Uncategorized
- Environment
‘Fossil’ groundwater is not immune to modern-day pollution
Ancient groundwater that is thousands of years old is still susceptible to modern pollution, new research suggests.
- Health & Medicine
Faux womb keeps preemie lambs alive
A device can keep premature lambs alive for a month in womblike conditions.
- Humans
Homo naledi’s brain shows humanlike features
South African Homo species had small but humanlike brain, scientists say.
- Archaeology
Oldest evidence of patterned silk loom found in China
Chinese finds offer earliest look at game-changing weaving machine.
- Animals
Beetles have been mooching off insect colonies for millions of years
The behavior, called social parasitism, has been going on for about 100 million years.
- Astronomy
No long, twisted tail trails the solar system
The bubble that envelops the planets and other material in the solar system does not have a tail, new observations show.
- Physics
Gamma-ray evidence for dark matter weakens
Excess gamma rays are still unexplained, but they might not come from dark matter.
- Anthropology
Ötzi the Iceman froze to death
Copper Age Iceman froze to death, with shoulder and head damage.
- Particle Physics
Collider data hint at unexpected new subatomic particles
A set of particle decay measurements could be evidence for new physics.
- Life
Immune cells play surprising role in steady heartbeat
Immune system cells called macrophages help heart cells rhythmically contract, maintaining the beat of mice’s hearts.
- Earth
50 years ago, continental drift began to gain acceptance
Half a century later, plate tectonics is well-established but still an active field of research.
- Climate
Plot twist in methane mystery blames chemistry, not emissions, for recent rise
The recent rise in atmospheric methane concentrations may have been caused by changes in atmospheric chemistry, not increased emissions from human activities, two new studies suggest.
