A Big Spring in One’s Step Makes One Faster

An almost-Nakamatsian invention would let human runners run much faster, explains a new study: “How to run 50% faster without external energy,” Amanda Sutrisno and David J. Braun, Science Advances, vol. 6, no. 13, March 25, 2020, eaay1950. The authors, at Vanderbilt University, report: “Humans have attempted to surpass their natural running capability using springs […]

Lip-pumping invention avoids “ducky” lips [new patent]

“Although useful for their intended purpose, currently available lip pumps can have negative side effects. After use, some lip pumps will leave unattractive marks, bruising, indentations, and grooves around a user’s lip area. In addition, some lip pumps continuously apply suction to both lips. Unfortunately, these types of lip pumps can cause misshaped lips and […]

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