As great as silicon is for semiconductor applications, it has one weakness in that using it for lasers isn’t very practical. Never say never though, as it turns out that …read more (https://hackaday.com/2025/02/07/growing-a-gallium-arsenide-laser-directly-on-silicon/)

When Ignoring Spam Loses You an Ice Surfacer Patent
https://hackaday.com/2025/02/07/when-ignoring-spam-loses-you-an-ice-surfacer-patent/

Bear with us for a moment for a little background. The Rideau Canal Skateway in Ottawa is the world’s largest natural skating rink, providing nearly 8 km of pristine ice …read more (https://hackaday.com/2025/02/07/when-ignoring-spam-loses-you-an-ice-surfacer-patent/)

UScope: A New Linux Debugger And Not A GDB Shell, Apparently
https://hackaday.com/2025/02/07/uscope-a-new-linux-debugger-and-not-a-gdb-shell-apparently/

https://calabro.io/uscope
" data-image-caption="" data-medium-file="https://hackaday.com/wp-content/uploads/2025/02/406028420-c88db6da-16c3-44ce-8ae7-165ce34f2670-featured.png?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2025/02/406028420-c88db6da-16c3-44ce-8ae7-165ce34f2670-featured.png?w=800">[Jim Colabro] is a little underwhelmed with the experience of low-level debugging of Linux applications using traditional debuggers such as GDB and LLDB. These programs have been around for a …read more (https://hackaday.com/2025/02/07/uscope-a-new-linux-debugger-and-not-a-gdb-shell-apparently/)

All You Need To Make A Go-Kart, From Harbor Freight
https://hackaday.com/2025/02/07/all-you-need-to-make-a-go-kart-from-harbor-freight/

The many YouTube workshop channels make for compelling viewing. even if their hackiness from a Hackaday viewpoint is sometimes variable. But from time to time up pops something that merits …read more (https://hackaday.com/2025/02/07/all-you-need-to-make-a-go-kart-from-harbor-freight/)

Who’d Have Guessed? Graphene is Strange!
https://hackaday.com/2025/02/07/whod-have-guessed-graphene-is-strange/

Graphene always sounds exciting, although we aren’t sure what we want to do with it. One of the most promising features of the monolayer carbon structure is that under the …read more (https://hackaday.com/2025/02/07/whod-have-guessed-graphene-is-strange/)

Retrotechtacular: Point-of-Sale Through the Years
https://hackaday.com/2025/02/08/retrotechtacular-point-of-sale-through-the-years/

In days gone by, a common retail hack used by some of the less honorable of our peers was the price tag switcheroo. You’d find some item that you wanted …read more (https://hackaday.com/2025/02/08/retrotechtacular-point-of-sale-through-the-years/)

A Programming Language for Building NES Games
https://hackaday.com/2025/02/08/a-programming-language-for-building-nes-games/

Generally speaking, writing your own games for retro consoles starts with C code. You’ll need to feed that through a console-specific tool-chain, and there’s certainly going to be some hoops …read more (https://hackaday.com/2025/02/08/a-programming-language-for-building-nes-games/)