The Sciences
Self-Assembling Nanococcoons Mimic Natural Viruses
Researchers have designed peptides, short chains of amino acids, that spontaneously package DNA into tiny capsules that could offer a new route for drug delivery or gene transport
Stories by Jyoti Madhusoodanan
Mind & Brain
Depressed Mice Have Excitable Neurons
A new study pinpoints the cells involved in coping with stress, which can result in the development of mood disorders
Public Health
MRSA Spreads in Households
Drug-resistant bacteria have found refuge in residences in parts of New York City
Biology
Stress Alters Children's Genomes
Poverty and unstable family environments shorten chromosome-protecting telomeres in nine-year-olds
Self-Controlled Crows Ace the Marshmallow Test
Are four treats better than two? Not if you're a crow picking a favorite snack. Crows and ravens hold off on gobbling a tidbit when they can see a better one coming after a short wait.
Biology
Nocturnal Animals Take Chances on Moonlit Dinners
Small animals are more active under the full moon when large hunters strangely tend to lie low
