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- Collegiate-Confession
job interviewer: what would you describe as your biggest weakness?
me: oh fake relationship au for sure
an unprecedented moment in native american history happened this week
people call on the ‘science side of tumblr’ because generally scientists are eager lil nerds willing to help others
people don’t call on the history side of tumblr because all historians are - without fail - sarcastic angry assholes looking to start a fight
Hedyphane
Varying from white to yellowish with occasional reddish or green specimens, it was named after its discovery in Sweden in 1830 from the Greek words for ‘appearing beautiful’. It is a rare critter, only forming in manganese or zinc ore deposits that have been metamorphosed by heat and pressure deep within the crust, or when intruding granites bake the surrounding rock. It is a part of the apatite group (see http://bit.ly/2akYWkg)and includes lead and calcium combined with arsenic and oxygen in its composition, being an analogue of another pretty mineral called mimetite (see http://on.fb.me/1zo1vvI).
Keep reading
The primes are often thought of as behaving like a random sequence, but there are patterns in their digits. The first frame shows how many of the first 100 primes end in 1, 3, 7 and 9. They all occur roughly the same number of times, so the four squares are almost exactly the same shade of red. The next frame shows how frequently a prime ending in 1 is followed by a prime ending in 3 - and so on. A structured pattern emerges, with the final frame showing the distribution of final digits in strings of 8 consecutive primes (for the first 2 million primes). [recent news] [visualization from] [code]