News
- Health & Medicine
Aging protein saps muscle strength
Proteins crucial for muscle strength begin to function poorly as rats get older.
- Health & Medicine
HIV outwits immune system, again
The AIDS virus uses immune system proteins to hitch rides on the antibody factories known as B cells, possibly helping it find potential host cells.
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Same interviewer, better memories
Children may remember details of a witnessed crime more accurately if the same person conducts successive interviews with them.
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Intimate violence gets female twist
An analysis of data on relationship violence in the general population finds that, excluding murder and sexual assaults, women prove slightly more likely than men to commit one or more aggressive acts against a partner—though men are more likely than women to inflict injuries that require medical help.
- Chemistry
Nobel prize recognizes future for plastics
The Nobel Prize in Chemistry went to three researchers for the discovery and development of plastics that conduct electricity.
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Pioneers of brain-cell signaling earn Nobel
Three neuroscientists who delved into the ways brain cells receive and respond to signals from other cells won this year's Nobel Prize in Physiology or Medicine.
- Physics
Solid-state insights yield physics Nobel
The 2000 Nobel Prize in Physics went to three scientists and inventors whose work laid the foundation of modern information technology, particularly through their invention of rapid transistors, laser diodes, and integrated circuits.
- Animals
Wasps drive frog eggs to (escape) hatch
A tree frog's eggs can match their response to the degree of danger: all-out mass action for snakes but less activity for one wasp.
- Astronomy
Cosmic afterglow steals the limelight
Thanks to a chance cosmic alignment, researchers appear to have resolved the detailed structure of the afterglow of a gamma-ray burst—even though the parent burst erupted halfway across the universe.
- Tech
Software enhances view of aircraft flaws
New software can run an ultrasonic machine that will map corrosion beneath the surface of an airplane more quickly, safely, and effectively than can existing devices.
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Some teens show signs of future depression
Certain characteristics typify teens who suffer recurrences of depression as young adults, raising researchers' hopes for devising improved depression treatments.
- Health & Medicine
Bacteria Provide a Frontline Defense
Bacteria genetically engineered to secrete microbe-killing compounds can fight disease in mice and rats.
