Red wine can efficiently turn iron compounds into superconductors, a finding Japanese researchers stumbled upon at a boozy party last year. Now they have figured out how. Tartaric acid in the wine — especially in a French Beaujolais, from the gamay grape — seems to be the culprit.
Nature’s toughest fiber can make bulletproof vests, future sutures, and even be engineered to come out of goat milk. Now a Japanese researcher has gone one step further, using spider silk for art. Specifically, a set of violin strings, which apparently have a “soft and profound timbre.”