Science project made by mini pump two dcmotor the gear motor #shorts

Map size and real #countryballs #map #flag

UN adopts new map to fix world's proportions

For 450 years, the world's most-used map has made Africa look smaller than it really is. The United Nations just voted to change that. Al Jazeera’s Basel Ghazoghli breaks it down and goes back 450 years to show how the map was made — and why it stuck. #news