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How many bridges has Pittsburgh? Only 446!

The only city i the world to have the most number of bridges, 446, is Pittsburgh. The city is build right at the confluence of Monongahela and Allegheny and where they meet they form the Ohio River which flows into Mississippi. With that many bridges you can see why it beats Venice. It is amazing […]

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The sixth extinction

The biosphere, meaning all life on Earth, has gone through 5 big extinction periods. The extinction affected mainly animals, so we can talk about five big animal extinctions. The sixth is happening now and we’re the one generating it. A sad story, indeed. Joe Hanson tells us that due to human action tons of animal […]

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Watch a neurosurgeon perform a surgery on the brain! NSFW!!!

NSFW. Back now. NSFW. Neurosurgeon opens up the skull of a 80 yr old woman and then cleans the blood that was invading her brain. Ready? Here it is: Told you that it is NSFW. Dr. Carlos A. Rodríguez-Alvarez removed part of her cranial bone and then removed the clotted blood in what is called […]

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Robert Goddard, the original rocket scientist

SciShow space takes us through a journey into Robert Goddard’s life, the original rocket scientist. He was the first one to say that you do not need air to move a rocket around. He told everyone that you could use a rocket in space and he was ridiculed at first. Then he invented a liquid […]

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5 experiments you can try at home

The King of Random presents 5 experiments you can try and do at home. I tested the one with the vacuum bottle and it definitively works. Also, the one with the battery seems to be a pretty incredible experiment we could do. Projects featured in this compilation: – Steam Vacuum Experiment: http://bit.ly/SteamVacuum – How to […]

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ESA has landed a robot on comet 67P – a worlds first

OK, this is the most awesome thing you’ll hear this year: ESA, European Space Agency, lanched the Rosetta spacecraft 10 years ago and on Nov 12th 2014, 16:00 GMT, was able to land the robot called Philae on comet 67P/Churyumov-Gherasimenko. That is the first time in human history when a spacecraft traced and orbited a […]

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Why is light the fastest thing ever?

Light travels at the speed of 300 000 kmph or about 180 000 mph, which is a LOT. In fact, any object with mass cannot travel at that speed as you’d need to spend a infinite amount of energy to accelerate a body to that speed. The fact that light, when stationary, is without mass […]

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Watch a Lyre Bird imitate a laser beam cannon

In the video from above you will see a Lyre bird, the single animal on Earth that can imitate a huge array of sounds incredibly well. In the video from above at 00:09, 00:17, 00:48 – 00:58, 01:24 you will hear the Lyre bird making the sound of a laser cannon. How fast can these […]

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The accidental discoveries were not so accidental

well, it is a known fact that people love accidental discoveries, but few know that those discoveries, though they seems to be the result of chance, were, in fact, a set of circumstances that would’ve ultimately led to the given discovery. that means that if the Curie family would not have worked with radioactive materials, […]

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Supermasive black holes: killers and birthers of stars and galaxies

Black holes are able to eat up just about anything that falls into them. You need to see that I mentioned falling, not being sucked in. Today we know that at the center of each galaxy is a supermassive black hole, a black hole that can be hundreds or millions of times the mass of […]

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