News
- Astronomy
At last, Voyager 1 slips into interstellar space
Solar blast data provides definitive evidence that Voyager 1 has cruised beyond the heliosphere and into interstellar space.
- Health & Medicine
Vaccine stops deadly sand-fly-spread scourge in animal test
A DNA vaccine triggers protection against the sand-fly-borne scourge Leishmania.
- Health & Medicine
Szechuan pepper taps at nerve fibers
The spice makes lips tingle at 50 beats per second, researchers find.
- Microbes
Horsetail spores don’t need legs to jump
Forget legs. A plant uses curly, humidity-controlled ribbons to make epic leaps.
- Animals
Avoiding feces may be ‘luxury’ wild mice can’t afford
For a mouse in the woods, finding any food at all may trump poopy locations.
- Chemistry
Meteorite that fell last year contains surprising molecules
Compounds in space rocks like the one that broke up over California may have helped seed life on Earth.
- Math
Egypt wasn’t built in a day, but it did rise quickly
New timeline of ancient civilization’s earliest days finds little time between earliest villages and dominant centralized state.
- Humans
Babies perk up to sounds of ancient hazards
Evolution has primed infants to focus on noises linked to longstanding dangers, a new study finds.
- Life
Many genes in dolphins and bats evolved in the same way to allow echolocation
Widespread changes scattered across the genomes of distantly related species cooperated to craft the trait.
- Health & Medicine
Device offers promise of no brain tumor left behind
A new technique might allow surgeons to identify with precision where brain cancer ends and healthy tissue begins.
- Health & Medicine
Gut infections keep mice lean
Bacteria can invade one rodent from another, preventing both from getting fat.
- Astronomy
Radio telescope images reveal nebula’s heart of carbon
ALMA takes detailed look at elements surrounding dying star.
