China’s Chang’e-4 mission made the first-ever landing on the far side of the Moon in 2019. (Credit: Xinhua/Alamy)
" data-medium-file="https://hackaday.com/wp-content/uploads/2023/05/china_change-4_moon_lander.jpeg?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2023/05/china_change-4_moon_lander.jpeg?w=767">Given the number of spacecraft (both crewed and uncrewed) that touched down on the Moon during the Space Race it’s sometimes hard to imagine why today, with all our modern …read more (https://hackaday.com/2023/05/03/moon-mission-failures-or-why-are-lunar-landings-so-hard/)

Barcodes Enter the Matrix in 2027
https://hackaday.com/2023/05/03/barcodes-enter-the-matrix-in-2027/

Beep. We’ve come a long way since June 26, 1974 when the first bar code was scanned at a grocery store in Troy, Ohio. That legendary pack of Juicy Fruit …read more (https://hackaday.com/2023/05/03/barcodes-enter-the-matrix-in-2027/)

Exploring Woodworking Mysteries with Strain Gauges and Raspberry Pi
https://hackaday.com/2023/05/03/exploring-woodworking-mysteries-with-strain-gauges-and-raspberry-pi/

If you’re not a woodworker, you might not have heard of the “45-degree rule.” It goes like this: a clamp exerts a force that radiates out across a triangular region …read more (https://hackaday.com/2023/05/03/exploring-woodworking-mysteries-with-strain-gauges-and-raspberry-pi/)

NASA’s Voyager Space Probe’s Reserve Power, and the Intricacies of RTG-Based Power Systems
https://hackaday.com/2023/05/03/nasas-voyager-space-probes-reserve-power-and-the-intricacies-of-rtg-based-power-systems/

Launched in 1977, the Voyager 1 and 2 space probes have been operating non-stop for over 45 years, making their way from Earth to our solar system’s outer planets and …read more (https://hackaday.com/2023/05/03/nasas-voyager-space-probes-reserve-power-and-the-intricacies-of-rtg-based-power-systems/)

Op-Amp Challenge: Reliable Peak Power Measurement
https://hackaday.com/2023/05/03/op-amp-challenge-reliable-peak-power-measurement/

As part of our Op-Amp Challenge we’re seeing a wide diversity of entries showcasing the seemingly endless capabilities of these extremely versatile parts. Another one comes from [Joseph Thomas], who …read more (https://hackaday.com/2023/05/03/op-amp-challenge-reliable-peak-power-measurement/)

New Drivers for Ancient Webcam
https://hackaday.com/2023/05/03/new-drivers-for-ancient-webcam/

For those of us who are a little older, the 90s seem like they were just a few years ago. The younger folks might think that the 90s were ancient …read more (https://hackaday.com/2023/05/03/new-drivers-for-ancient-webcam/)

LoRa Goes To The Moon
https://hackaday.com/2023/05/03/lora-goes-to-the-moon/

LoRa is a communications method that allows for long range radio contacts to be made using typically low-powered devices. This shouldn’t be surprising given that LoRa is short for “long …read more (https://hackaday.com/2023/05/03/lora-goes-to-the-moon/)