All Stories
- 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
Alzheimer’s disease protein structure may vary among patients
Two people with different symptoms had amyloid-beta fibers with different shapes.
- Animals
Humpbacks make a comeback in British Columbia
Whale numbers double at a feeding site in Canada.
- 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.
- Health & Medicine
Fructose may be key to weight gain
Mice that could not make or metabolize the sugar gained less weight than normal mice.
- 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.
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