Uncategorized
- Earth
Earth/Environment
Nuclear-test monitoring eavesdrops on volcanoes, too, plus tiny tar balls and nonstick hemoglobin in this week’s news.
By Science News - Life
Genes & Cells
The genetics of wrinkly dogs, plus cancer killers and diabetes thwarters in this week’s news.
By Science News - Life
Computer chips wired with nerve cells
Experiments could lead to ways of melding minds with machines.
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- Space
MESSENGER eases into Mercury’s orbit
After three flybys, a NASA spacecraft settles in for a closer look at the first planet.
By Ron Cowen - Chemistry
A bit of fiber makes for sudsier beer
An understanding of bubbly beginnings points to a new way to foam up slow-pouring stout brews.
By Devin Powell - Life
In evolution, last really can be first
By tracking bacteria for thousands of generations, researchers show how small DNA changes can eventually put underdogs on top.
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Body & Brain
Pack-a-day smoking habits are on the wane, plus Haitian cholera and omega-3s in this week’s news.
By Science News - Archaeology
Pueblo traded for chocolate big-time
New evidence of ancient Pueblo cacao drinking feeds a theory of long-distance trade.
By Bruce Bower - Humans
Record ozone thinning looms in Arctic
Depletion could expose the northern midlatitudes to higher-than-normal ultraviolet radiation in coming weeks.
By Janet Raloff - Earth
Cave formations record Black Sea deluges
Stalagmites in a Turkish grotto document 670,000 years of flooding.
- Astronomy
New study gives dark energy a boost
Measurements provide further evidence for a cosmic push that is accelerating the expansion of the universe.
By Ron Cowen