Candlelit corridors, eerie old portraits and other tropes aren’t exclusive to horror and romance this year — they’re everywhere. By Deirdre Coyle The horror author Rachel Harrison recommends books ...

There are plenty of “robot” projects out there that are really just a small remote control platform of some sort. We often like to think of robots of having some sort of autonomy though. [Luca Fagioli ...

Pale to light yellow urine usually indicates adequate hydration, while dark yellow to dark brown may signal dehydration and is often caused by vomiting, diarrhea, or fever. Drinking water and eating ...

We’re big fans of pushing hardware into situations it wasn’t designed for here at Hackaday, but sometimes you’ve got to ...

The EPA Green Book provides detailed information about area National Ambient Air Quality Standards (NAAQS) designations, classifications and nonattainment status. Information is current as of the ...