Although Presta valves are pretty much standard on higher-end bikes' wheels, the things definitely do have their drawbacks.

Healthy digestion depends on a delicate balance of fluid in the gut. At the heart of that balance are epithelial cells, which line the intestinal wall and control how salt and water move in and out of ...

Although constipation and diarrhea may seem like opposite problems, they both hinge on the same underlying issue: how much fluid moves into the gut. These common issues affect millions of people in ...

GM has filed a patent application a variable displacement valvetrain system with rocker shaft porting and insert sleeves for ...

BBB CoreCap reinvents the tire valve. More airflow & durability than Presta. Better compatibility than Schrader. And no extra cap needed!

Abstract: The automation and intelligence development of heavy-duty mobile machines and industrial equipment require the accurate control of electrical-hydraulic valve-controlled system (EHVS). This ...