Humans
We summarize the week's scientific breakthroughs every Thursday.
- Neuroscience
Concussion-free head blows may still affect brain
Some college athletes who played contact sports had more changes in their brain’s white matter than varsity competitors in less violent games.
- Health & Medicine
For babies, walking opens a whole new world
Walking and talking are linked as babies develop, anecdote and data show.
- Health & Medicine
Staph bacteria linger deep in our noses
The nasal cavity has hidden crevices where the disease-causing bacteria like to hang out.
- Life
Dietary changes affect gut microbes within a day
Menu restricted to meat, egg and cheese alters bacterial mix more than eating only plants.
- Materials Science
Nanoglue attaches tissues to each other
Silica particles could repair and help engineer human organs.
- Health & Medicine
Heartburn drugs linked to vitamin deficiency
People who take Nexium, Prilosec and other medicines more prone to low B12 levels.
-
- Humans
Fossils reveal a strong-armed, dead-end hominid
Olduvai Gorge finds suggest extinct hominid both walked and hung out in trees.
- Health & Medicine
Watching media coverage of disasters linked to stress
Watching hours of media coverage of traumatic events may worsen symptoms of distress.
- Neuroscience
Brain chip enables injured rats to control movements
Prosthesis bypasses damaged area to connect distant neurons.
- Life
H7N9 flu still better adapted to infect birds over humans
The proteins from the avian flu appear better suited for attaching to bird, not human, molecules.
- Life
Autism may have link to chemicals made by gut microbes
Beneficial bacteria improved abnormal behaviors in mice with altered intestines.
