Briefly: Like the harmonica, the slide whistle is one instrument you need no skill to play — you just blow in one end, and slide the other in and out. Unfortunately, that means that handing out a bunch of these adorable Wet My Whistle musical straws at your next get-together…
Two scientists have developed a sensor that can automatically and accurately detect if date-rape drugs are in your drink. All you have to do is dip the straw in your drink and see if it lights up.