News
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- Earth
Nanosized pollutants pose crop risks
Nanoparticles in exhaust and common consumer products can end up in soil and harm the growth and health of crops.
- Humans
Gene may boost effects of peer pressure
DNA trait linked to tendency to be affected by high or low levels of alcohol and cigarette use in high school.
- Health & Medicine
Ovulation spurred by newfound semen ingredient
A common growth-boosting protein may act as a pregnancy-protecting hormone in humans.
- Life
Unusual virus may tie snakes in knots
Captive snakes with a fatal disease harbor viruses never before seen in reptiles.
- Chemistry
Supersmall lab-on-a-chip is superfast
Two-chamber nanowire device that quickly finds diagnostic molecules in blood could be a lifesaver.
- Psychology
Psychopaths get time off for bad brains
In a survey, judges tended to say they would reduce sentences for criminals defended with biological evidence.
- Tech
Chameleon-like robot can change hue
Dye-filled microchannels help machine blend in, or stick out.
- Space
Giant cluster phenomenally fertile
Stars form at an impressive rate thanks to a snoozing black hole at the center of the massive object.
- Health & Medicine
Brain’s hidden sewers revealed
Specialized cells host a hitherto unknown cleansing system.
- Planetary Science
Dawn mission to die another day
A glitch does not threaten the spacecraft’s survival, but it will delay an upcoming visit to the dwarf planet Ceres.
- Life
Mantis shrimp flub color vision test
Unexpectedly poor results on crustacean eye exams suggest there’s another way to perceive color.
