Sailing is a lot about Physics. Why is it possible, that sailing boats can move towards the wind? What has sailing to do with an airplane or a watermelon? And how wind and sails generate lifts: Good Video (9Min) by KQED Quest explaining it all: [read more]
8:28 Video by TEDEducation about the deepest, darkest parts of the oceans with more diversity than a tropical rainforest. What we know about the ocean? Not very much. But enough to see how amazingly wonderful it is.[read more]
After a month of walking, a female lobster is forced to fight for a breeding pit before laying her eggs. Nice images from BBC Wildlife. Video 3:11 Min.[read more]