The US May Have Shot Down a Small Hobby Balloon With a Sidewinder Missile

If economics has its Unicorn, it would be the Giffen Good, the good that would seem to defy the Law of Demand. While economists have played around with Giffen Good scenarios, in reality, finding it is even more unlikely than sighting a unicorn.

NASA Head Adds Lunar Base, Nuclear-Powered Mars Rocket To Space Road Map NASA Administrator Jared Isaacman is moving ahead with the agency's ambitious push to return astronauts to the moon, unveiling new plans for a lunar base alongside a nuclear-propelled spacecraft intended to pave the way for a future Mars mission. At an earlier event, The New York Times reported that Isaacman laid out the agency's three-phase plan: first, expand robotic missions and surface systems; second, build semi-habitable infrastructure for regular astronaut visits; and third, construct permanent infrastructure for a sustained...

Drone-Attack Simulation Exposed A Grid Vulnerability By Robert Walton of UtilityDive U.S. electric utilities need new tools and regulatory authorizations to protect the power grid from drone attacks, experts and industry groups say. The issue has taken on new urgency recently. The Department of Homeland Security reportedly urged U.S. energy companies to increase security in response to potential threats from Iran, which has successfully used drones to target American military personnel and assets since the U.S. and Israel launched a war against Iran on Feb. 28. But power grid asset owners and operators...