News
- Math
Goldberg variations: New shapes for molecular cages
Scientists have figured a way to iron out the wrinkles in a large class of molecular cages.
- Health & Medicine
Cocaine use appears to boost stroke risk in young people
A study of young and middle-aged adults adds to evidence of the drug’s harmful effects.
- Animals
In crazy vs. fire, the ant with the detox dance wins
Tawny crazy ants pick fights with fire ants and win, thanks to a previously unknown way of detoxifying fire ant venom.
- Tech
Termite-inspired robots build structures without central command
Simple guidelines keep machines hauling and placing bricks.
- Physics
Getting warmer in attempt to reach ignition
Fusion energy output hits modest milestone at National Ignition Facility.
- Humans
Clovis baby’s genome unveils Native American ancestry
DNA from skeleton shows all tribes come from a single population.
- Life
Charms of small males may collapse a Darwin’s finch species
Mating rules may be changing for one of the storied Galápagos birds.
- Health & Medicine
Bad kitty: Cat bites can cause nasty infections
Three in 10 patients seeking treatment for hand bites were hospitalized, study finds.
- Climate
Strong winds may have waylaid global warming
Gusts over the Pacific Ocean may have stashed heat underwater since 2001.
- Climate
Weather patterns over Southern Hemisphere have a regular pulse
Variations in energy and rainfall over the Southern Hemisphere follow a pattern that repeats every 20 to 30 days.
- Genetics
When flowers died out in Arctic, so did mammoths
Genetic analysis finds vegetation change in the Arctic around same time as megafauna extinction.
- Astronomy
Old stars gleaned neighbors’ gas, Hubble data show
Blue straggler stars can continue to burn hot after taking material from a stellar companion.
