Potentially exploitable weakness found in bacteria’s outer armor

For bacteria, the first line of defense is the cell wall, which keeps toxins such as antibiotics out. Now, researchers have discovered a key mechanism that bacteria use to build their cell walls, which could present a new target in the ongoing quest to… Continue reading Potentially exploitable weakness found in bacteria’s outer armor

Study finds tropical forests’ ability to capture carbon peaked in 1990s

The ability of the world’s tropical forests to sequester carbon dioxide, and by extension play a role in slowing the rate of global warming, is in rapid decline, according to a new study. The research analyzed hundreds of forests around the Amazon and … Continue reading Study finds tropical forests’ ability to capture carbon peaked in 1990s

World's thinnest gold measures just two atoms thick

Scientists have created the thinnest gold ever, measuring just two atoms thick

Gold is a key element for electronic devices, and since those devices are always shrinking, engineers need to find ways to make smaller components too. On that path, scientists from the University of Leeds have managed to make the thinnest gold ever created, measuring just two atoms thick. That makes it functionally two-dimensional, joining the likes of graphene.

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Continue reading World's thinnest gold measures just two atoms thick

How an electrical tickle to the ear could help apply the brakes to aging

Running from the abdomen up to the brain, it is perhaps not a surprise that the vagus nerve finds itself at the center of all kinds of medical research. Scientists have previously shown that stimulating this particular nerve could lead to new… Continue reading How an electrical tickle to the ear could help apply the brakes to aging