Keynote Video: Dr. Keith Thorne Explains the Extreme Engineering of the LIGO Hardware
https://hackaday.com/2021/12/09/keynote-video-dr-keith-thorne-explains-the-extreme-engineering-of-the-ligo-hardware/

The Laser Interferometer Gravitational-Wave Observatory (LIGO) is a huge installation measured in kilometers that is listening for wrinkles in space-time. Pulling this off is a true story of hardware and …read more (https://hackaday.com/2021/12/09/keynote-video-dr-keith-thorne-explains-the-extreme-engineering-of-the-ligo-hardware/)

Could India Be The Crucial Battleground For Open Access To Scientific Research?
https://hackaday.com/2021/12/09/could-india-be-the-crucial-battleground-for-open-access-to-scientific-research/

One of the hottest topics in the world of scientific publishing over the last couple of decades has been the growing pressure to release the fruits of public-funded scientific research …read more (https://hackaday.com/2021/12/09/could-india-be-the-crucial-battleground-for-open-access-to-scientific-research/)

The Ins and Outs of Casting Lenses from Epoxy
https://hackaday.com/2021/12/09/the-ins-and-outs-of-casting-lenses-from-epoxy/

If you need a lens for a project, chances are pretty good that you pick up a catalog or look up an optics vendor online and just order something. Practical, …read more (https://hackaday.com/2021/12/09/the-ins-and-outs-of-casting-lenses-from-epoxy/)

BEAM Bird Pendant Really Chirps
https://hackaday.com/2021/12/09/beam-bird-pendant-really-chirps/

[NanoRobotGeek] had a single glorious weekend between the end of the term and the start of exams. Did they buy a keg and party it up? No, in fact, quite …read more (https://hackaday.com/2021/12/09/beam-bird-pendant-really-chirps/)

Apple Falling Division
https://hackaday.com/2021/12/09/apple-falling-division/

[Paul Curtis] over at Segger has an interesting series of blog posts about calculating division. This used to be a hotter topic, but nowadays many computers or computer languages have …read more (https://hackaday.com/2021/12/09/apple-falling-division/)

Sound-Reactive Mannequin Arms Make For Creepy Lounge Decor
https://hackaday.com/2021/12/09/sound-reactive-mannequin-arms-make-for-creepy-lounge-decor/

Music visualizers were all the rage back in era of Winamp and Windows Media Player. They’re even cooler when they don’t just live on your computer screen, though, as [Emily …read more (https://hackaday.com/2021/12/09/sound-reactive-mannequin-arms-make-for-creepy-lounge-decor/)

3D Printing Delivers “Glass” Eyes in Record Time
https://hackaday.com/2021/12/10/3d-printing-delivers-glass-eyes-in-record-time/