Korean director Bong Joon Ho, who is the president of the jury at Marrakech this year, reveals he has been getting up early while at the festival to keep his long-awaited untitled animation feature, ...

In this video I show you a straw that is made as a tesla valve. I talk about what a tesla valve is and how it works as a one way flow valve. I also talk about what tesla might have used the valve for ...