Penrose Unilluminable Room

Mirrors that collect light from the sun and turn it into power
Read moreRings are caused by reflections between two touching surfaces
Read moreExplore a world of tiny things
Read moreWater and a turntable shows the basics of making large telescope mirrors
Read moreDelve into the layers of a cow’s eye
Read moreWater can help us visualize how light waves behave.
Read moreUse the power of the sun to melt rocks.
Read moreYou can deflect rays of light with a knife edge to produce variations in light intensity from a single source.
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