News
- Health & Medicine
DNA-damaging disinfection by-products found in pool water
A study detects subtle changes in swimmers’ cells after 40 minutes of laps.
- Psychology
Video mayhem enlivens decision making
People who play action-oriented video games show improved ability to make quick decisions based on what they see and hear.
- Space
Asteroids miss with astronomers
Close brushes with small objects like the ones that swept past Earth on Wednesday are actually fairly common.
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Dry air might boost flu transmission
Germs prefer an environment that’s cool, dry and UV-free, experiments suggest.
- Chemistry
Cockroach brains, coming to a pharmacy near you
Insect tissue extracts show antibacterial activity in lab experiments.
