by Ethan Kwan | Feb 11, 2020 | Blog
so, the book Principia Mathematica was published by Isaac newton on the fifth of July, 1687.in this book, Newton stated the three universal laws of motion. together, these laws basically describe all of how normal matter interacts with other matter. they contributed...
by Ethan Kwan | Jan 19, 2020 | Blog
so, in the hunt for exoplanets, the biggest surprise is few of them look like the earth. https://giphy.com/explore/happy-earth the most common type of planet around other stars is what is known as “super-earth.” a super-earth is a planet i=with a crushing...
by Ethan Kwan | Jan 18, 2020 | Blog
4.6 bln years ago: Earth forms & starts as a clump of dust, that gets struck by lightning! turns into rock, clumps with other asteroids and becomes a big ball. 4.5 by ago: protoplanet Theia collides with earth, creates moon. 4.4 bya: first atmosphere forms, made...
by Ethan Kwan | Jan 17, 2020 | Blog
so, around 4.5 billion years ago, a cloud, made up of hydrogen, collapsed, because of a supernova! it spun faster, and faster, and eventually, the center got so hot, that nuclear fusion started and the sun formed! around the sun, there was still a spinning disk. Over...
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