Lentil As Anything, a successful Australian restaurant, allows its customers to pay whatever price they feel like paying for the food.
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Leonardo Da Vinci made a robotic lion in 1515 that would walk, sway, open its mouth and move its tail - it even had a compartment that opened to present flowers.
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MIT has developed a camera that captures the speed of light at a trillion frames per second.
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Crows living in some urban areas drop nuts into traffic to let the passing cars crush them, then they wait for the red lights to stop the traffic so they can grab and eat it.
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