RDLTR

Short for Read Later. Save links from any browser or phone. Click to save, read to clear. The full tour

One line. Many voicesSeek and you shall find

www.nytimes.com faviconThe Race to Make the Fastest Running Shoe

kept by

Shoe companies are investing in scientific labs to develop sneakers that could help marathon runners shave up to four minutes off their record, though some are skeptical of the results.