
National Links: Should Cities Use Cool Pavements?
Doubts are raised about cool pavements, engineers need more transportation education and other great reads await in this week’s National Links.
Doubts are raised about cool pavements, engineers need more transportation education and other great reads await in this week’s National Links.
A History of Bicycle Helmets Advocacy for wearing bicycle helmets is almost as old as bicycles themselves. In the 1880s bicycle clubs began to advocate for the use of helmets. Eventually racers began to use helmets, first leather pith-type helmets, then leather ring-type “hairnet” helmets, but helmets were unknown in non-race bicycling. First modern helmets […]