All Stories by Meghan Rosen
- Computing
App could cut jet lag short
A new app calculates lighting schedules to help travelers adjust quickly to new time zones.
-
- Genetics
Neandertal legacy written in Europeans’ fat metabolism
DNA inherited from Neandertal interbreeding may have helped people adjust to Europe’s environment.
- Psychology
Twenty-two emotions are written on our faces
People’s faces express at least 22 feelings – far more than the six emotions scientists previously recognized.
- Humans
Former baseball players have big, strong bones in old age
Decades later, health benefits of exercise persist in male athletes’ bones.
- Plants
Fossil fern showcases ancient chromosomes
Fossil nuclei and chromosomes seen in a 180-million-year-old fern reveals that the plants have stayed mostly the same.
- Life
Giant zombie virus pulled from permafrost
After lying dormant in Siberian permafrost for 30,000 years, the largest virus ever discovered is just as deadly as it was when mammoths roamed the Earth.
- Neuroscience
Me, Myself, and Why
Me, Myself, and Why is an ambitious effort to dissect the hodgepodge of genetic and environmental factors that sculpt people’s identities.
- Psychology
Suicide rates drop in big cities
With more social connections, people may be less inclined to take their own lives.
- Health & Medicine
Urine test detects not pregnancy but cancer
A paper strip uses nanoparticles to pick up evidence of tumors or blood clots in mice.
- Animals
A tiny ocean vortex, with pop art pizzazz
Coral polyps kick up a whirling vortex of water by whipping their hairlike cilia back and forth in the photography winner of the 2013 International Science & Engineering Visualization Challenge.
- Materials Science
Making artificial muscles with a spin
Scientists have given ordinary fishing line and sewing thread a new twist. When coiled into tight corkscrews, the fibers can lift loads more than 100 times as heavy as those hefted by human muscles.
