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Stronger engineered spider silk created
August 9th, 2021
A Spun polymeric amyloid fiber. Photo: Jingyao Li. Spider silk is said to be one of the strongest, toughest materials on earth. Now engineers at Washington University in St. Louis have designed amyloid silk hybrid proteins and produced them in engineered bacteria. The resulting fibers are even stronger and tougher than some natural spider silks. […]
Ultrasound patch could detect heart attack or stroke danger
August 9th, 2021
The patch incorporates a 12-by -12 grid of ultrasound transducers and is worn on the neck or chest. Photo: Nature Biomedical Engineering. A skin patch that sends ultrasound pulses into the wearer's body has been developed that could offer an early warning system for cardiovascular problems. It is generally accepted that the earlier someone receives […]
New body armor offers female soldiers a better fit
August 9th, 2021
An NPR report described the personal experience of Maj. Melissa Elledge, deployed to combat zones twice when she had to wear body armor designed for male soldiers. This armor’s failing for female soldiers is not just uncomfortable, it’s potentially dangerous; bad fit created gaps at the arm openings and leaves the heavy ceramic plates resting […]