19:16

How’s glass that controls light made? Behind optical & special glass production!

17:02

The real reason US military aircraft are grey

48:58

I rode a new "Chinese-made" train that appeared in Southeast Asia, and it was so crazy...

41:31

I tried riding the Korean high-speed train, which has terrible shaking, and the shaking was just ...

35:15

First Class on Japan's Bullet Train Shinkansen - Tokyo to Kyoto (unusual route)