Watch: Crazy, Dangerous Experiments with Super Powerful Magnets
Magnets can be a lot more dangerous and exciting than the cute little things you stick on your fridge.
Imaging
Learn to Cryogenically Harden Metal with an Induction Heater
Cryogenic case hardening is a good way to increase the hardness and rust resistance of bolts.
Watch: Here’s How a Multi-Barrel Nerf Blaster Works
Learn why Bill Hammack calls this Nerf gun “the epitome of good engineering.”
This 3D Printed Telescope Is Powered by Raspberry Pi
We talked to Mark Wrigley about the PiKon telescope, a low-cost telescope kit using 3D printed components, and a Raspberry Pi Camera.
4 Ways Amateurs Are Advancing Maker-Style Exploration
Makers are reinventing and reimagining the process of discovery with citizen science.
How to Detect Killer Asteroids
Monitor the skies to spot asteroids and help save the Earth from annihilation by interplanetary projectiles.
Speedy New OpenROV ‘Trident’ Swims Like a Dolphin
OpenROV’s new Trident is a powerful, speedy package that can remotely navigate underwater locations never before accessible.
