Earth exists in a bubble. Our atmosphere forms a protective barrier between everything on the planet’s surface and the near-empty vastness of space. But it’s not the only bubble Earth sits inside. Bey

This phenomenon turns seas and other large bodies of water into a mirror-like surface

Might our universe – as vast as it is – be simply one of many? We look at the growing evidence that there’s more than one cosmos out there

Amazing answers to your curious questions

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