Uncategorized
- Life
Steroids boost muscles for the long haul
Experiments in mice suggest that effects don’t end when doping does.
- Cosmology
Dark energy search gets murkier
Supernova measurements muddle scientists’ efforts to explain universe’s accelerating expansion.
- Health & Medicine
Exercise seems to limit bad falls in elderly
Regular exercise might limit broken bones due to bad falls in elderly people.
By Nathan Seppa - Life
Morel mushroom may grow crop of its own
A fungus could be a farmer itself, sowing, cultivating and harvesting bacteria.
By Susan Milius - Cosmology
Candidates for dark matter particles bite the dust
Most sensitive experiment yet determines that earlier findings were just artifacts.
By Andrew Grant - Health & Medicine
Evidence mounts for bat origins of SARS
New viruses in the mammals closely match the human form of the infection.
- Health & Medicine
Mice lose the blues quickly with experimental drug
Studies in mice point to new, fast-acting antidepressants.
- Genetics
People’s genes welcome their microbes
In mice and humans, genetic variants seem to control the bacterial mix on and in bodies.
- Astronomy
An Earth-sized hell circles faraway star
Kepler-78b, an Earth-sized, extremely hot exoplanet made of rock and iron, is the smallest with known diameter and mass.
- Health & Medicine
Antibodies show progress against HIV
Proteins suppress disease in monkeys, but don’t cure it.
By Nathan Seppa - Chemistry
Floating beads of water act as tiny test tubes
Chemists exploit pH and ion charge in superheated water drops to create nanoparticles.
By Beth Mole - Genetics
Genetic variants may keep Siberians warm
People in frigid cold evolved changes in fat metabolism, shivering.