dinsdag, 07:00 ![How Do They Do It? - Season 15](/img/united_kingdom/reviews/discovery_science/how_do_they_do_it_season_15.png)
How Do They Do It? - Season 15
Parchment, Shuttlecocks
How did the ancient Greeks invent parchment with techniques still used today? And how do they make shuttlecocks, the fasting moving object in sport?