Uncategorized
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TechSetting electronics in artificial stone
Electronics components made of Portland cement may one day be part of buildngs and roadways that double as gargantuan sensors or other current-carrying devices.
By Peter Weiss -
New Antibiotics Take Poke at Bacteria
Small rings of amino acids can self-assemble into tubes that punch holes in bacteria.
By John Travis -
Health & MedicineFighting Herself
Autoimmune diseases are more common in women than in men, and researchers are beginning to tease out the cellular mechanisms that may be responsible for this phenomenon.
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AstronomyA Rocky Bicentennial
Mounting evidence that many asteroids aren't solid rock but collections of loosely bound fragments could have far-reaching implications for elucidating their internal structure, understanding planet formation, and developing strategies to mitigate the threat of one striking Earth.