Nandan Nilekani built Aadhaar, India’s vast digital biometric identity system. Now he wants to Aadhaarize the world. Nandan Nilekani can’t stop trying to push India into the future. He started nearly ...

There’s a lot of laboratory equipment out there that the casual hobbyist will never need to use, but that doesn’t mean you ...

Hot glue guns are pretty simple beasts: there’s an on/off switch, a heating element, and a source of current, be it battery or wired. You turn it on, and the heater starts warming up; ...