If you want a gear with a particular diameter you can get close by seeting the module to d/teeth, but that specifies the pitch circle, so the gear teeth will have a somewhat larger radius. You should ...

Bike rumors suggest all-new wireless electronic Shimano XTR Di2 is coming soon. But now we think there'll be XT & Deore Di2, ...

Swiss aviation pioneer Bertrand Piccard is developing a plane powered by liquid hydrogen after a much-hyped flight in 2015 ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Scientists who just ...

For a recap of the biggest announcements from the Overwatch 2 Spotlight event, read on. Perks are new upgrades to each hero’s ability kit that unlock during the course of a game. According to lead ...

We played Overwatch 2’s new Perks system and it’s set to completely change the flow of matches for the better.

Unlike the AI Safety Summit in the United Kingdom, the French AI summit, officially called the AI Action Summit ... a puzzle where the pieces are changing," Tanuja Randery, managing director ...

Web managers were told to identify, archive or unpublish materials mentioning climate change by "no later than close of business this Friday," according to internal emails obtained by ABC News.

Climate change has likely contributed to the unprecedented wildfires that are raging through Southern California, research shows. The fires blazing in Los Angeles County mark the latest ...

As the Trump administration's plans for tariffs on the U.S.'s top three trading partners evolved last week, ag groups throughout the country were working to respond and plan for the future. The ...

A transgender doctor told NHS managers of intent to use female changing room facilities and denied that using them despite the discomfort of a female nurse was “bullying and harassment”, an ...