The threading acts as its own pump system, and is both portable and washable. Get the Popular Science daily newsletter💡 Breakthroughs, discoveries, and DIY tips sent every weekday. Email ...

Clothing with interwoven "fiber pumps" could warm or cool wearers. The liquid-pumping tubular fibers can generate flow rates of up to 55 milliliters per minute. LMTS EPFL.

Pump’d clothing will feature both men’s and women’s active wear, including tank-tops, T-shirts, leggings, capris, tracks, and joggers. The brand aims at providing utmost comfort for workout ...