65" Insignia Class F50 Series LED 4K Smart Fire TV
INSIGNIA’s 65″ Class F50 Series LED 4K Smart Fire TV is perfect for streaming, gaming, or just as a secondary display, and you can get one for $284.99 shipped, originally $484.99. It has HDR10 and Dolby Vision so you get better contrast and brighter highlights than you’d expect at this price. The VESA 400×300 compatibility means it will work with most wall mounts and users say it’s quick to get up and running – often under 30 minutes from unboxing to streaming. Product page.

Robot Eat Robots Metabolism Grow
Columbia University’s latest engineering project is straight out of a sci-fi novel, but it’s based on a simple idea: what if robots could grow, heal and adapt by absorbing parts from other robots? They call it “robot metabolism” and it flips traditional robotics on its head, from stiff, electricity-driven machines to robots that act like living organisms, using materials from their environment to evolve.