The ESP32 is a beloved microcontroller from Espressif, offering quite a lot in a small, very cheap package. Yet as you may already know, there are lots of different kinds of ESP32, and it can be hard ...

When you think of growing fruits and vegetables, you probably think about putting plants in the ground or into pots. However, you don’t always need “dirt” to grow plants. In a hydroponic system, soil ...

When I was a kid, my home lab consisted of test tubes and beakers, sodium bicarbonate (baking soda), acetic acid (vinegar), and the occasional boom, followed closely by the sound of my mom in the ...