Archive for the 'Fun' Category
The Tonight Show starring Jimmy Fallon: Michelle Obama Surprises People Recording Goodbye Messages to Her (YouTube, 5:30min)
“We asked regular Americans to record a video message saying goodbye to First Lady Michelle Obama – what they didn’t know was that FLOTUS was right behind the curtain, waiting to surprise them.”
Smarter Every Day: Handheld TESLA COIL GUN at 28,000fps.
Tesla Coils are a lot of fun, but I don’t recommend doing this at home unless you know what you’re doing. Very cool to watch in this video, though.
Physics Girl: Bizarre Spinning Toys. (YouTube, 5:23)
“Spinning toys and tops have unusual behaviors. The famous tippe top flips itself over and spins on its stem. The PhiTOP stands up on its end, which you can also do with a hard-boiled egg. These behaviors all have to do with torque and angular momentum, like a bicycle wheel precessing around a rope due to gyroscopic behavior.”