PhysicsBlue whirl that consumes all fuel it encounters is three flames in one A mysterious blue whirl that burns fuel efficiently is composed of three separate flames – a discovery that could help us generate the whirl for real-world applications ¿ìè¶ÌÊÓÆµ
LifeDolphins and whales separately evolved the same speedy swimming bones A fossil of an ancient giant tusked dolphin lacks the extra vertebrae and short pectoral bones that make fast swimmers of dolphins and baleen whales, which later independently evolved these traits ¿ìè¶ÌÊÓÆµ