Listen to an Underwater Volcano Burp 750-Foot Bubbles

Microphones catch a submarine vent firing uberbubbles that floated to the surface and formed massive water domes. 

Massive, AI-Powered Robots Are 3D-Printing Entire Rockets

Relativity Space may have the biggest metal 3D printers in the world, and they’re cranking out parts to reinvent the rocket industry here—and on Mars.