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zakruti.com » Knowledge, science, education » WIRED
Neil deGrasse Tyson Answers Science Questions From Twitter - Tech Support

Neil deGrasse Tyson Answers Science Questions From Twitter - Tech Support

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Rating: 4.0; Vote: 1
Astrophysicist and 'StarTalk' host Neil deGrasse Tyson uses the power of Twitter to answer some common questions about our universe. What is a quark? Is there a limit to the expansion of the universe? Tune into 'StarTalk' airing Sundays at 11pm/10c on National Geographic
Date: 2022-07-06

Comments and reviews: 10


You have to remember that while science can improve better understanding of ourselves as humans with differences and similarities, to better foster an eventual peace between us, it has also made fighting wars a lot more devastating. Maybe more people died in tribal wars thousands of years ago, but we killed 250, 000 people with a single bomb once. If every country that has access to nuclear weapons released them all at the same time, I'm convinced we would completely annihilate this planet entire.
Science is cool, but it's also very scary.

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I like how he keeps it basic with Jordan-s question -1: 35 and not the answer like, There-s a infinite number of universes and it happens a countless number of times- maybe he wouldn-t understand-- And for the question after his, I want to add on, oki dark matter just speeds up the expansion of the universe and we can-t make it with the universe. Do u think eventually we can just make it, and use it for different things like to make fighter jets go faster because dark matter speeds up things up and just how to factor into stuff for our use?
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i think space is just another meadium and just like any other meadium that tries to balance its density, space does the same too. so when big bang happened too much matter is concentrated so the universe started to expand to attempt to make ths density of space fare. i think our universe will stop to expand when ours meet other universes in space. hence i dont think dark matter exist
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If there is an infinite number of parallel universes. Does that mean that basically everything is possible in those universes? If so, shouldn't there be a universe where they managed to unlock a way of transport between universes. And if that all is possible, shouldn't there be a parallel universe where they managed to travel to our universe and even earth?
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I feel like he didn't satisfactorily answer the question. Is he saying -quantum particles- aren't a thing because -quantum- inherently implies the study of particles? And if so, what is a -particle-, because it seems to encapsulate a lot of stuff with no meaningful definition other than -teeny tiny-.
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It-s interesting that he said you can-t see, hear, smell, touch or taste a proton because you actually can taste them. They taste sour. Acids are solutions with H+ ions, ie protons, dissolved within them. So when you taste something acidic you are literally tasting protons.
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What -quantum- means, is that there are units. Quantities.
You only get full electrons, no half electrons.
So -quantum- is not a spooky word in that sense. It just means something like -measured by full units- in this case.

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The deepest part of the ocean we know about is the -Marianas trench- and the pressure is very high. my question is if all the water was taken away. would the pressure change? Why? And how? Thanks
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The man literally explained what dark energy is and the bubble guy/editor wrote exactly -the opposite-. Dark energy and dark matter are not synonyms, proofread what you write
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2: 40 In the tweet it should say -dark energy-, dark matter is something else that is not responsible for the acceleration of the expansion of the universe
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