News
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New Antibiotics Take Poke at Bacteria
Small rings of amino acids can self-assemble into tubes that punch holes in bacteria.
- Tech
Having gathered moss, water drops roll
A coating of water-repellent powder transforms water droplets into remarkably mobile and resiliant balls, hoops, or peanut-shaped blobs.
- Tech
Biotechnology may fortify U.S. Army
A government-sponsored study says the U.S. Army may benefit from advances in biotechnology during the next 25 years, including sensors that identify soldiers by the food they ate, protein-based computers, near-instant vaccines, and automated wound treatments.
- Astronomy
Bow-wowing them with radar
The sharpest radar image ever of an asteroid shows features on 1999 KW4 as small as 7.5
