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Topic: water strider
Modern technologies like high speed cameras can allow us to see what was previously 'invisible' to the naked eye. This clip from Richard Hammond's Invisible Worlds provides two memorable slow motion examples: A speedy...
Ever notice how cereal clumps up in your bowl, or how cereal sticks to the edges of the bowl? Bubbles in beverages do the same thing. You've probably seen this surface tension and buoyancy at work, but did you know th...
Water striders don’t really stride, they row on the water. But their legs are spindly and don’t seem good for paddling. To find out exactly how water striders propel themselves mechanical engineer David ...