Video Friday is your weekly selection of awesome robotics videos, collected by your friends at IEEE Spectrum robotics. We also post a weekly calendar of upcoming robotics events for the next few months. Actuate 2026: 18–19 August 2026, SAN FRANCISCOIROS 2026: 27 September–1 October 2026, PITTSBURGHHumanoids Summit Seoul: 22–23 September 2026, SEOULEnjoy today’s videos! The DARPA Lift Challenge is taking place through this weekend. [ DARPA Lift Challenge ]When NASA’s SkyFall helicopters take to the Martian skies, one of their tasks will be to hunt for frozen water—a critical resource for future astronauts—using ground-penetrating radar.