News
- Health & Medicine
Some service members sleep too little
Of active-duty military personnel seeking help for sleep complaints, two-thirds get six or less hours per night.
- Life
Pigeons’ prominent plumage traces to one gene
A mutation responsible for ruffs, crests and collars appears to have arisen once and then passed among species through breeding.
- Space
An atom sheds light on neutron stars
By measuring a neutron-rich atom on Earth, astronomers virtually dig into the crust of dead stars.
- Health & Medicine
Specialized nerve fibers send touchy-feely messages to brain
Nerve fibers send pleasure signal to brain when mice get caressed.
