Humans
We summarize the week's scientific breakthroughs every Thursday.
- Health & Medicine
Alzheimer’s protein could help in MS
A-beta, the same molecule that has been tied to dementia when it accumulates in the brain, appears to reduce damage when introduced to the bodies of mice with symptoms of multiple sclerosis.
- Humans
DNA hints at African cousin to humans
Complete genetic profiles of people from three hunter-gatherer groups suggest Homo sapiens interbred with a now-extinct species on the continent relatively recently.
- Anthropology
Sticks, stones and bones reveal emergence of a hunter-gatherer culture
A cave in southern Africa was occupied by people very much like those living in the region today.
- Health & Medicine
19th International AIDS Conference
Highlights from the AIDS meeting, July 22-27, Washington, D.C.
- Health & Medicine
19th International AIDS Conference
Highlights from the AIDS meeting, July 22-27, Washington, D.C.
- Humans
Top airports for spreading germs ID’d
Major hubs with far-flung flights are most efficient at launching pandemics.
- Health & Medicine
News Briefs: Body & Brain
How deaf people process other senses, a gene variant that protects against Alzheimer's, and special cells that wrap and feed neural extensions
- Health & Medicine
Cartilage Creation
New joint tissue could keep people moving, reducing need for knee or hip replacements.
- Health & Medicine
The Brain Set Free
Lifting neural constraints could turn back time, making way for youthful flexibility.
- Health & Medicine
Ecstasy may cause memory problems
New users of club drug do worse than nonusers on one recall test.
- Humans
Maiden shows signs of TB-like infection
Molecular analysis yields clues about the immune system activity of a probable sacrificial victim.
- Humans
So long Weekly Reader . . .
I read with sadness this week that Weekly Reader is about to disappear. As much as I’ll miss the idea of the venerable Weekly Reader living on, I also have to admit to a bit of a love/hate relationship with it. This conflict developed shortly after I joined the staff here. As soon as I identified my affiliation, people frequently asked: “Science News — hmmm: Isn’t that the Weekly Reader of science?”
