A call of nature - whistling in the grass @CuriosityShow
A call of nature - whistling in the grass @CuriosityShow
Uploaded October 2025 | Updated September 2026, 2 weeks ago
It is not the most musical of sounds, but Rob shows you how you can make a piercing (perhaps screeching is a better description) whistle with nothing more than a blade - or half a blade - of grass
A call of nature - whistling in the grassMake an Anti-Gravity MachineHow can the same portrait both smile and frown? Deane shows how, and you can make them do the same.Bicolour AnimationHandy illusions - Aristotles experimentColours of the RainbowWhat is your taste like?Breaking Rules with AirThe Coldest Place on Earth - but Why?Which Pin is the Magnet?How to get yourself a world record.Venn numbers
CuriosityShow |

A call of nature - whistling in the grass

SHARE TO X SHARE TO REDDIT SHARE TO FACEBOOK WALLPAPER