Uncategorized
- Humans
Skulls reveal Neandertal’s hodge-podge genealogy
A new analysis of ancient hominid skulls reveals a patchy anatomical start of the Neandertal lineage.
- Quantum Physics
Commercial quantum computer fails to impress in new test
Fifteen million dollar D-Wave machine runs no faster than traditional computer in head-to-head challenge.
- Psychology
Just four questions can identify which ER patients need prompt care
A simple decision tree may find serious ailments in ER patients’ fuzzy complaints.
- Neuroscience
Sunbathing may boost endorphins in the body and brain
UV light makes mice churn out a molecule that is a cousin of morphine and heroin, a finding that may explain why some people seek out sunshine.
- Environment
Triclosan may spoil wastewater treatment
Common antimicrobial could make microbes more drug resistant and less efficient at breaking down sewage sludge in municipal treatment plants.
- Physics
Supercooled liquid water hits record low
Weird supercooled water well below its freezing point viewed with ultrafast laser.
- Health & Medicine
Simple blood test detects heart transplant rejection
Heart transplant recipients whose bodies are starting to reject the new organ might carry genetic warning signs.
- Genetics
Gene variant tied to diabetes in Greenlanders
Greenlanders who carry two copies of a newly discovered gene variant have upwards of 10 times the chance of developing type 2 diabetes.
- Neuroscience
Stress hormone kicks brain cells into gear
Norepinephrine, a stress hormone, wakes up cells called astroglia, possibly shifting brain into vigilant state.
- Psychology
Children negotiate taking turns surprisingly early in life
Five-year-olds can coordinate decisions with others in a fair way, even when each child has conflicting interests.
- Animals
In emergencies, fire ants get lots of grips to form rafts
First look inside fire ant architecture shows how lots of leg grips assemble rafts, bridges and balls.
- Life
Avian flu could strike Asian poultry markets outside China
H7N9 influenza has a higher chance of spreading to humans in urban areas close to water, researchers predict.
