Nikola Tesla Proved It Was Possible. Now Wireless Electricity Is a Reality.

An energy startup named Emrod says it’s bringing wireless electricity to New Zealand, more than a century after Nikola Tesla first demonstrated it was possible. Like the best-performing satellite internet connections, Emrod’s link only needs a clear line of sight.

The F-16’s Replacement Won’t Have a Pilot at All

The U.S. Air Force plans to have an operational combat drone by 2023. The service plans to build out a family of unmanned aircraft, known as Skyborg, capable of carrying weapons and actively participating in combat. The Air Force’s goal is to build up a large fleet of armed, sort-of disposable jets that don’t need conventional runways to take off and land.

Why Hundreds of Mathematicians Are Boycotting Predictive Policing

Several prominent academic mathematicians want to sever ties with police departments across the U.S., according to a letter submitted to Notices of the American Mathematical Society on June 15. The letter arrived weeks after widespread protests against police brutality, and has inspired over 1,500 other researchers to join the boycott.