If you're a Trekkie, you'd probably love to get your hands on anything that even remotely resembles a tricorder. Well, now you can get something that's close. It's called Sensordrone, and it's a
very small multi-sensor handheld device that can connect to your iPhone and measure things like carbon monoxide levels, blood alcohol content, natural gas leaks, temperature, humidity, light
intensity, color, pressure, proximity, and more.