2D Rubens’ Tube Pyro Board Lets You Visualize Music with Fire [Video]

From the Veritasium Youtube Channel: Rubens’ Tube is an awesome demo and here we take it to the next level with a two-dimensional ‘Pyro Board’. This shows unique standing wave patters of sound in the box. The pressure variations due to the sound waves affect the flow rate of flammable gas from the holes in […]



Space X’s Falcon 9 Reusable Rocket Takes Off, Hovers at 250m, and Lands [Video]

Video of Falcon 9 Reusable (F9R) taking its first test flight at our rocket development facility. F9R lifts off from a launch mount to a height of approximately 250m, hovers and then returns for landing just next to the launch stand. Early flights of F9R will take off with legs fixed in the down position. […]