Humans
We summarize the week's scientific breakthroughs every Thursday.
- Health & Medicine
Backwash from nursing babies may trigger infection fighters
A nursing baby’s saliva may get slurped back into mom’s breast, where it stimulates an immune response.
- Psychology
People find the skin of others’ softer than their own
Humans perceive other peoples’ skin as softer and smoother than their own because touch is important in social bonding, researchers suggest.
- Archaeology
‘Superhenge’ once lined Stonehenge neighborhood
A row of massive, now-buried stones once bordered a site near Stonehenge.
- Health & Medicine
Clinical trial suggests new blood pressure standard
Preliminary results from a clinical trial suggest lower blood pressure targets could reduce rates of cardiovascular diseasae.
- Health & Medicine
Plant spills crucial details for making cancer drug
By injuring the Himalayan mayapple, researchers worked out how the plant makes an important ingredient in a common cancer drug.
- Health & Medicine
Less vitamin D and melatonin bad for multiple sclerosis
Vitamin D and melatonin play important roles in multiple sclerosis.
- Anthropology
Fossils suggest new species from human genus
Undated South African cave fossils may reveal a new species in the human genus.
- Anthropology
Immortality and more in reader feedback
This week in reader feedback: Immortality and tracing ancient humans.
- Neuroscience
Misfolded proteins implicated in more brain diseases
Alzheimer’s, other disorders show similarity to Creutzfeldt-Jakob disease and other prion infections.
- Anthropology
Minutes after encountering danger, lemurs yawn
Madagascar primates yawn within minutes of encountering threats.
- Animals
A monkey uses a stick to pick its teeth and nose
A wild bearded capuchin monkey in Brazil was caught using tools to pick its nose and teeth.
- Environment
Latest BPA replacement seeps into people’s blood and urine
Replacements for BPA called BPS and BPSIP may raise health risks for cashiers.
