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Researchers figure out how to get fresh lithium into batteries

In their testing, they use a couple of unusual electrode materials, such as a chromium oxide (Cr8O21) and an organic polymer (a sulfurized polyacrylonitrile). Both of these have significant weight advantages over the typical materials used in today’s batteries, although…

Walnuts with breakfast provide an all-day brain boost

Young adults who ate a handful of walnuts with breakfast saw a long-lasting improvement in their reaction times and a boost in memory performance hours later, according to a new study. The findings strengthen the claim that walnuts are a…