We know [The Action Lab] always has something hands-on. This time, the video shows a toroidal plasma demo and how it relates to nuclear fusion. Plasma has a high temperature, …read more (https://hackaday.com/2026/10/18/a-plasma-donut/)

Building a Microscope with a 3D View
https://hackaday.com/2026/10/18/building-a-microscope-with-a-3d-view/

As electronic components grow ever smaller, a microscope has become an increasingly indispensable tool for any fine work; when inspecting electronics, though, especially solder joints, [Corebb] found a top-down view …read more (https://hackaday.com/2026/10/18/building-a-microscope-with-a-3d-view/)

The New Phobos Martian Moon Rover that Weighs in at Only 15 Grams
https://hackaday.com/2026/10/18/the-new-phobos-martian-moon-rover-that-weighs-in-at-only-15-grams/

Although for many decades the planet Mars has been prodded, poked, driven upon, flown over and especially orbited by various spacecraft, landers and rovers sent over by a certain humanoid …read more (https://hackaday.com/2026/10/18/the-new-phobos-martian-moon-rover-that-weighs-in-at-only-15-grams/)