https://commons.wikimedia.org/wiki/File:Alopex_lagopus_IMG_9019.JPG
" data-image-caption="Sleeping arctic fox (Alopex lagopus). (Credit: Rama, Wikimedia)
" data-medium-file="https://hackaday.com/wp-content/uploads/2025/01/Alopex_lagopus_IMG_9019.jpg?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2025/01/Alopex_lagopus_IMG_9019.jpg?w=800">What has puzzled researchers and philosophers for many centuries is the ‘why’ of sleep, along with the ‘how’. We human animals know from experience that we need to sleep, and …read more (https://hackaday.com/2025/02/05/investigating-why-animals-sleep-from-memory-sorting-to-waste-disposal/)

FLOSS Weekly Episode 819: Session, It’s all Abot the Metadata
https://hackaday.com/2025/02/05/floss-weekly-episode-819-session-its-all-abot-the-metadata/

This week, Jonathan Bennett talks Session and cryptocurrency skepticism with Kee Jefferys! Why fork Signal? How does Session manage to decentralize? And why the cryptocurrency angle? Listen to find out! …read more (https://hackaday.com/2025/02/05/floss-weekly-episode-819-session-its-all-abot-the-metadata/)

Good-Looking HAT Does Retro Displays Right
https://hackaday.com/2025/02/05/good-looking-hat-does-retro-displays-right/

Mick Jagger famously said that you cain’t always get what you want. But this is Hackaday, and we make what we want or can’t get. Case in point: [Andrew Tudoroi] …read more (https://hackaday.com/2025/02/05/good-looking-hat-does-retro-displays-right/)

Investigating Electromagnetic Magic in Obsolete Machines
https://hackaday.com/2025/02/05/investigating-electromagnetic-magic-in-obsolete-machines/

Before the digital age, when transistors were expensive, unreliable, and/or nonexistent, engineers had to use other tricks to do things that we take for granted nowadays. Motor positioning, for example, …read more (https://hackaday.com/2025/02/05/investigating-electromagnetic-magic-in-obsolete-machines/)

Making Products for Fun and (Probably No) Profit
https://hackaday.com/2025/02/05/making-products-for-fun-and-probably-no-profit/

If you’re like most makers, you have a few product ideas kicking about, but you may not have made it all the way to production of those things. If you’re …read more (https://hackaday.com/2025/02/05/making-products-for-fun-and-probably-no-profit/)

This Thermometer Rules!
https://hackaday.com/2025/02/05/this-thermometer-rules/

A PCB ruler is a common promotional item, or design exercise. Usually they have some sample outlines and holes as an aid to PCB design, but sometimes they also incorporate …read more (https://hackaday.com/2025/02/05/this-thermometer-rules/)

A Tube, The Wooden Kind
https://hackaday.com/2025/02/06/a-tube-the-wooden-kind/

While we aren’t heavy-duty woodworkers, we occasionally make some sawdust as part of a project, and we admire people who know how to make wood and do what they want. …read more (https://hackaday.com/2025/02/06/a-tube-the-wooden-kind/)