Women’s Roller Derby Has a Plan for Covid, and It Kicks Ass

Women’s Roller Derby Has a Plan for Covid, and It Kicks Ass

By taking local infection dynamics into account, the roller derby guidelines could end up serving as a template for how other leagues—including those for recreational, youth, and high school sports—could safely come back.“The plan came out of the need to create something that just didn’t exist,” says Erica Vanstone, the executive director of the WFTDA, which oversees more than 450 roller derby leagues across the globe.

Amazon Wants You to Code the AI Brain for This Little Car

Amazon Wants You to Code the AI Brain for This Little Car

Amazon Wants You to Code the AI Brain for This Little CarAmazon's Deep Racer radio-controlled car is designed to help coders get started with the AI technique that Google used to beat a champion at the board game Go.AWSTwo years ago, Alphabet researchers made computing history when their artificial intelligence software AlphaGo defeated a world champion at the complex board game Go. Amazon now hopes to democratize the AI technique behind that milestone—with a pint-size self-driving car.The 1/18th-scale vehicle is called DeepRacer, and it can be preordered for $249; it will later cost $399.