With all the attention given to heart rate monitoring and step counting, respiratory rate monitoring is often overlooked. Smartwatches are starting to incorporate respiratory rate monitoring more and more these …read more (https://hackaday.com/2022/12/04/breathe-through-your-ears/)

Rocket Switch – Accessibility Done With Elegance
https://hackaday.com/2022/12/04/rocket-switch-accessibility-done-with-elegance/

Quite a few makers try and create devices helpful to others – today’s hack, Rocket Switch, is a lovely example of that. It’s a design by [Neil Squire] of [Makers …read more (https://hackaday.com/2022/12/04/rocket-switch-accessibility-done-with-elegance/)

DIY Repair Stand Holds Your Bike and Weighs it
https://hackaday.com/2022/12/04/diy-repair-stand-holds-your-bike-and-weighs-it/

If you’ve ever done maintenance or repair work on your bicycle, you’ll know that positioning a bike in your workshop isn’t trivial. You can use your bike’s kickstand, or lean …read more (https://hackaday.com/2022/12/04/diy-repair-stand-holds-your-bike-and-weighs-it/)

The PalmPilot Returns, This Time in Your Browser
https://hackaday.com/2022/12/04/the-palmpilot-returns-this-time-in-your-browser/

The PalmPilot doesn’t seem to get much retrocomputing love, but maybe it should. After all, it might not have been the very first handheld, but it was probably the most …read more (https://hackaday.com/2022/12/04/the-palmpilot-returns-this-time-in-your-browser/)

Hackaday Links: December 4, 2022
https://hackaday.com/2022/12/04/hackaday-links-december-4-2022/

Well, this is embarrassing! Imagine sending a multibillion-dollar rover to an ancient lakebed on Mars only to discover after a year of poking around at the rocks that it might …read more (https://hackaday.com/2022/12/04/hackaday-links-december-4-2022/)

Miracle of Science: Scotch Tape Improves Generator
https://hackaday.com/2022/12/04/miracle-of-science-scotch-tape-improves-generator/

We were always amused that one of the biggest scientific discoveries of the recent past — graphene — was started with pencil lead and Scotch tape. Now, researchers at the …read more (https://hackaday.com/2022/12/04/miracle-of-science-scotch-tape-improves-generator/)

Dirty TRS-80 Has a Surprise Hack
https://hackaday.com/2022/12/04/dirty-trs-80-has-a-surprise-hack/

[Adrian] had a TRS-80 model IV that looks like it was stored in a mulch pile. However, it seemed to have some surprises. The first hint that something was up …read more (https://hackaday.com/2022/12/04/dirty-trs-80-has-a-surprise-hack/)