Fifty Ideas You Really Need to Know - Deepstash
Fermi's Paradox

The detection of life elsewhere in the universe would be the greatest discovery of all time. Physics professor Enrico Fermi wondered why, given the age and vastness of the universe...

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Fifty Ideas You Really Need to Know

Fifty Ideas You Really Need to Know

by Joanne Baker

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Chatting with his colleagues over lunch in 1950, Fermi supposedly asked, 'Where are they?' our own galaxy contains billions of stars and there are billions of galaxies in the unive...

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In 1961, Frank Drake wrote down an equation for the probability of a contactable alien civilization living on another planet in the Milky Way. This is known as the Drake equation. ...

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Half a century after Fermi asked his question, we have still heard nothing. No one has called. The more we explore our local neighborhood, the lonelier it seems. No concrete signs of any life, not ...

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How would you go about searching for signs of life? The first way is to start looking for microbes within our solar systems. Scientists have scrutinized rocks from the Moon, but they are inanimate ...

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Cameras on spacecraft and landers have scouted the surfaces on Mars, asteroids and now even a moon in the outer solar system -- Titan, orbiting Saturn. But the Martian surface is dry and Titan's su...

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Now that individual planets are being detected around distant stars, astronomers are planning on dissecting the light from them to hunt for chemistry that could support or indicate life. Spectral ...

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