In 1963, the US Military created an artificial ring around Earth, similar to that of the planet Saturn. The ring was made of copper needles and was used for worldwide communications in the case that the Soviets disabled all other methods of communication.
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Not only are there rogue planets floating through space completely alone, not orbiting any stars, but it’s possible that these pitch-black lonely planets support life.
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Rio de Janeiro was once capital of Portugal, making it the only European capital outside of Europe.
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In one day, adult lungs move about 10,000 litres of air.
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The elephant shrew’s closest relative isn’t a shrew — it’s actually an elephant
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