A nano-transistor assesses your health via sweat

Made from state-of-the-art silicon transistors, an ultra-low power sensor enables real-time scanning of the contents of liquids such as perspiration. Compatible with advanced electronics, this technology boasts exceptional ...

Team designs a bandage that spurs, guides blood vessel growth

Researchers have developed a bandage that stimulates and directs blood vessel growth on the surface of a wound. The bandage, called a "microvascular stamp," contains living cells that deliver growth factors to damaged tissues ...

New US Postal Service stamps feature iconic NASA Webb images

The U.S. Postal Service has issued two new Priority Mail stamps celebrating NASA's James Webb Space Telescope, the largest, most powerful, and most complex telescope ever put in space. The stamps, issued Jan. 22, feature ...

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