Uncategorized
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Native signers may get right-brain aid
Controversial brain-imaging data suggest that the right side of the brain contributes to the grammatical skills of people who grow up using sign language.
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Neural peek at anxious, depressed kids
A brain structure called the amygdala may play an influential role in severe cases of childhood anxiety and depression.
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Foster infants retain security option
As late as age 18 months, foster infants quickly develop a secure relationship with a nurturing foster mother.
- Anthropology
Evolving in Their Graves
Understanding what early, rudimentary burials meant to modern humans' antecedents—assuming early humans did, in fact, bury their dead—could help anthropologsts untangle a lasting mystery of human evolution.
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18980
Everyone seems to agree that the Tyrannosaurus rex Sue was seriously debilitated with perhaps a lifelong lameness. Peter L. Larson attributes her survival to care and feeding by group members. Is there evidence of group care for the injured among reptiles of any era? Might Sue’s survival be due not to group care but simply […]
- Paleontology
Turn Your Head and Roar
The analysis of fossils that preserve evidence of diseases that appear to be similar or identical to afflictions that strike modern animals, including humans, could help scientists better grasp the causes and courses of today's ailments.
- Math
Searchers capture a champion megaprime
A participant in the Great Internet Mersenne Prime Search set the record for the largest known prime number, which runs to 4,053,946 decimal digits.
- Math
The Math Hatter and More
Looking for a cool gift for someone mathematically inclined? An unusual, conversation-generating token of appreciation? The World Wide Web offers a number of intriguing possibilities–if you know where to stop and shop. Metro cars in action. Smart Mouth letter dispenser. Original Stonehenge watch. A little ad in a mathematics newsletter recently alerted me to the […]
- Math
The Math Hatter and More
Looking for a cool gift for someone mathematically inclined? An unusual, conversation-generating token of appreciation? The World Wide Web offers a number of intriguing possibilities–if you know where to stop and shop. Metro cars in action. Smart Mouth letter dispenser. Original Stonehenge watch. A little ad in a mathematics newsletter recently alerted me to the […]
- Tech
Fly lends an ear to microphone design
The unique way some flies localize sound has inspired engineers to design tiny directional microphones for hearing aids and surveillance devices.
- Health & Medicine
Surprise! Fat proves a taste sensation
The share of consumed fat that travels into a person's bloodstream depends on whether the person tasted fat to begin with.
- Health & Medicine
Delayed surgery aids spinal cord repair
Postponing surgery to repair a severed spinal cord in rats improves the likelihood that the operation will counteract the injury.
