Buildings currently consume about 50% of the world’s electricity, so finding ways to reduce the loads they place on the grid can save money and reduce carbon emissions. Scientists at …read more (https://hackaday.com/2023/04/29/biomimetic-building-facades-to-reduce-hvac-loads/)

Alternatives to Pins and Holes For 3D Printed Assemblies
https://hackaday.com/2023/04/29/alternatives-to-pins-and-holes-for-3d-printed-assemblies/

When we have two 3D printed parts that need to fit together, many of us rely on pins and holes to locate them and fix them together. [Slant 3D] has …read more (https://hackaday.com/2023/04/29/alternatives-to-pins-and-holes-for-3d-printed-assemblies/)

Thinking Inside the Box
https://hackaday.com/2023/04/29/thinking-inside-the-box/

Last week, I wrote about NASA’s technology demonstrator projects, and how they’ve been runaway successes – both the Mars rovers and the current copter came from such experimental beginnings. I …read more (https://hackaday.com/2023/04/29/thinking-inside-the-box/)

Building a WiFi Picture Frame With an eInk Display
https://hackaday.com/2023/04/29/building-a-wifi-picture-frame-with-an-eink-display/

LCD photo frames never really caught on — by emitting light, they didn’t seamlessly blend in with a home’s decor in the way printed photos do. [Sprite_tm] decided to see …read more (https://hackaday.com/2023/04/29/building-a-wifi-picture-frame-with-an-eink-display/)

The World’s First Agricultural Right to Repair Law
https://hackaday.com/2023/04/29/the-worlds-first-agricultural-right-to-repair-law/

Long time readers will know that occasionally we mix up our usual subject matter with a dash of farm equipment. Usually the yellow and green variants that come from John …read more (https://hackaday.com/2023/04/29/the-worlds-first-agricultural-right-to-repair-law/)

Hackaday Prize 2023: Tiny RC Aircraft Built Using Foam and ESP12
https://hackaday.com/2023/04/29/hackaday-prize-2023-tiny-rc-aircraft-built-using-foam-and-esp12/

Once upon a time, a radio controlled plane was a hefty and complex thing. They required small nitro engines, support equipment, and relatively heavy RC electronics. Times have changed since …read more (https://hackaday.com/2023/04/29/hackaday-prize-2023-tiny-rc-aircraft-built-using-foam-and-esp12/)

Don’t Let The Baluns Float Over Your Head
https://hackaday.com/2023/04/29/dont-let-the-baluns-float-over-your-head/

Most ham radio operators will build an antenna of some sort when they first start listening or transmitting, whether it’s a simple dipole, a beam antenna like a Yagi, or …read more (https://hackaday.com/2023/04/29/dont-let-the-baluns-float-over-your-head/)