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40 Years Ago, the Wow! Signal Gave Astronomers Hope of Alien Life

That was the exclamation written by astronomer Jerry Ehman after receiving a truly unique radio signal from deep space on August 15, 1...

[gotasdescrituras-blog]

'Exquisite' dinosaur-age cockroaches discovered preserved in amber

A pair of 99-million-year-old cockroaches are rewriting the early history of the underworld.The ancient roaches, found preserved in amber in Myanmar, are the oldest-known examples of "troglomorphic" organisms — creatures that adapted to the weird, dark environments of caves. And they're the only such dark-adapted creatures known ...learn more in curiosityfree