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Food Fix
Scientists have discovered a number of neurological connections between drug addiction and obesity.
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I note that pleasure activates the neurobiological response that fuels addictive behavior. It has long been a tenet of the 12-step programs that there is no pleasure greater than to use one’s talents to help others similarly afflicted. Perhaps we shouldn’t discount the neurological effect of that activity. Betsy (last name withheld) It’s a fact […]
By Science News - Math
Armor-Plated Puzzle
Behind the beautiful patterns of many viral shells lie principles of pure physics and mathematics that scientists have illuminated in recent theoretical studies.
By Peter Weiss - Math
Primes, Palindromes, and Pyramids
Prime numbers that have the same sequence of digits whether read forward or backward can be built into pyramids.
- Humans
From the August 24, 1935, issue
Learning from spiders, a tiny electric motor, and two new cancer-causing chemicals.
By Science News - Earth
Sea Monitors
Developed by researchers at the Georgia Tech Research Institute, SeaMaven is a new Web portal that gives students access to data collected from naval platforms 60 miles off the coast of Georgia. Eight platforms, currently operated by the U.S. Navy for flight training, have been equipped with sophisticated sensors to monitor various ocean and meteorological […]
By Science News - Animals
What’s That Knocking? Sound evidence offered for long-lost woodpecker
Cornell's Laboratory of Ornithology has released recordings from the woods of eastern Arkansas that researchers say could be the distinctive drumming and calls of the ivory-billed woodpecker.
By Susan Milius - Chemistry
Presto, Change-o: New solutions could clean up chemistry
Scientists have developed a simple technique to switch an oil-like solvent into a waterlike one.
- Earth
Seafloor features steered tsunamis
Tsunamis circled the globe after a magnitude 9.3 earthquake struck the Indian Ocean last Dec. 26, but the waves didn't spread evenly.
By Sid Perkins - Health & Medicine
Dark Side of a Blood Builder: Hormone linked to diabetic blindness
Erythropoietin, a hormone that orchestrates growth processes, may contribute to eye damage in people with diabetic retinopathy.
By Nathan Seppa - Anthropology
A Seasoned Ancient State: Chinese site adds salt to civilization’s rise
Analyses of remains from an ancient Chinese site situated along a river indicate that salt making occurred there as long as 4,000 years ago.
By Bruce Bower - Astronomy
First Supper: X rays may mark eating habits of baby black holes
Astronomers have evidence that just minutes after their tumultuous birth, baby black holes emit powerful burps of X rays that may be fueled by material left over from their first meal.
By Ron Cowen