How do you look back over your life and divide it up? Maybe by decades, cultural moments, or geopolitical events. For radio amateurs with older callsigns there’s a temptation to …read more (https://hackaday.com/2022/02/01/radio-amateurs-skywatchers-rejoice-sat-operators-worry-solar-storm-incoming/)

How The Hunga Tonga Volcano Eruption Was Felt Around The World
https://hackaday.com/2022/02/01/how-the-hunga-tonga-volcano-eruption-was-felt-around-the-world/

On the 14th of January, 2022, the Hunga Tonga-Hunga Ha’apai volcano began a gigantic eruption that would go on to peak in ferocity the next day. The uninhabited island volcano …read more (https://hackaday.com/2022/02/01/how-the-hunga-tonga-volcano-eruption-was-felt-around-the-world/)

Analog Computer Made From LEGO Predicts Tides
https://hackaday.com/2022/02/01/analog-computer-made-from-lego-predicts-tides/

Although the tides in the ocean are caused by the motion of the Sun and the Moon, both of which are easy to observe, accurately predicting the tide more than …read more (https://hackaday.com/2022/02/01/analog-computer-made-from-lego-predicts-tides/)

Did You Know That The Raspberry Pi 4 Has More SPI, I2C, UART Ports?
https://hackaday.com/2022/02/01/did-you-know-that-the-raspberry-pi-4-has-more-spi-i2c-uart-ports/

Remixed from Raspberry Pi 4 GPIO pinout diagram by Les Pounder (https://www.tomshardware.com/reviews/raspberry-pi-gpio-pinout,6122.html)
' data-medium-file="https://hackaday.com/wp-content/uploads/2021/12/hadimg_pi4_6spi_feat2.png?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2021/12/hadimg_pi4_6spi_feat2.png?w=800">We’ve gotten used to the GPIO-available functions of Raspberry Pi computers remaining largely the same over the years, which is why it might have flown a little bit under the …read more (https://hackaday.com/2022/02/01/did-you-know-that-the-raspberry-pi-4-has-more-spi-i2c-uart-ports/)

Renaissance-Style Drone Would Make da Vinci Proud Four Times Over
https://hackaday.com/2022/02/01/renaissance-style-drone-would-make-da-vinci-proud-four-times-over/

For as much of a genius as Leonardo da Vinci obviously was, modern eyes looking upon his notebooks from the 1400s tend to see his designs as somewhat quaint. After …read more (https://hackaday.com/2022/02/01/renaissance-style-drone-would-make-da-vinci-proud-four-times-over/)

Custom Macintosh with a Real 486
https://hackaday.com/2022/02/01/custom-macintosh-with-a-real-486/

Older Apple computers can often be something of a collector’s item, with the oldest fetching an enormously high price in auctions. The ones from the late ’80s and early ’90s …read more (https://hackaday.com/2022/02/01/custom-macintosh-with-a-real-486/)

Rainbow DIP Switch Is the Coolest Way To Configure Your Project
https://hackaday.com/2022/02/01/rainbow-dip-switch-is-the-coolest-way-to-configure-your-project/

Oftentimes, when programming, we’ll put configuration switches into a config file in order to control the behaviour of our code. However, having to regularly open a text editor to make …read more (https://hackaday.com/2022/02/01/rainbow-dip-switch-is-the-coolest-way-to-configure-your-project/)