So your ally was slain. Your comrade has fallen. And somehow, that capital F coming from that tiny key is supposed to convey your respect? Please. What you need is …read more (https://hackaday.com/2021/09/01/big-f-key-to-pay-big-respects/)

So How Does a Rocket Fly Sideways, Anyway?
https://hackaday.com/2021/09/01/so-how-does-a-rocket-fly-sideways-anyway/

It’s often said that getting into orbit is less about going up, and more about going sideways very fast. So in that sense, the recent launch conducted by aerospace startup …read more (https://hackaday.com/2021/09/01/so-how-does-a-rocket-fly-sideways-anyway/)

See the Unseen With this Magnetic Field Visualizer
https://hackaday.com/2021/09/01/see-the-unseen-with-this-magnetic-field-visualizer/

The average Hackaday reader likely knows, at least in the academic sense, what a magnetic field looks like. But as the gelatinous orbs in our skull can perceive only a …read more (https://hackaday.com/2021/09/01/see-the-unseen-with-this-magnetic-field-visualizer/)

ARM’s Chinese Venture Goes Sour
https://hackaday.com/2021/09/01/arms-chinese-venture-goes-sour/

We’re used by now to many of the more capable microcontrollers and systems-on-chip that we use having an ARM core at their heart. From its relatively humble beginings in a …read more (https://hackaday.com/2021/09/01/arms-chinese-venture-goes-sour/)

Measuring LED Flicker, With Phototransistor and Audio App
https://hackaday.com/2021/09/01/measuring-led-flicker-with-phototransistor-and-audio-app/

No one likes a flickering light source, but lighting is often dependent on the quality of a building’s main AC power. Light intensity has a close relation to the supply …read more (https://hackaday.com/2021/09/01/measuring-led-flicker-with-phototransistor-and-audio-app/)

Detect Lightning Strikes with an Arduino
https://hackaday.com/2021/09/01/detect-lightning-strikes-with-an-arduino/

Lightning is a powerful and seemingly mysterious force of nature, capable of releasing huge amounts of energy over relatively short times and striking almost at random. Lightning obeys the laws …read more (https://hackaday.com/2021/09/01/detect-lightning-strikes-with-an-arduino/)

Upgrade Board Adds GPIO Pins To Your Replica PDP-11
https://hackaday.com/2021/09/01/upgrade-board-adds-gpio-pins-to-your-replica-pdp-11/

Like many Hackaday readers, [Steven Stallion] has had his eyes on the replica PDP-11 created by [Oscar Vermeulen] for some time now, and this summer he finally got the opportunity …read more (https://hackaday.com/2021/09/01/upgrade-board-adds-gpio-pins-to-your-replica-pdp-11/)

Neat Little Airboat Built From Old Drone Parts
https://hackaday.com/2021/09/02/neat-little-airboat-built-from-old-drone-parts/