なぜ宇宙は黒いのか?(2分英語)


誰しもが空を見て一度は考えたことがあるはずだ。
なぜ宇宙は黒いのか?
その答えはこちらの動画を御覧ください。

Have you ever looked up in the night sky and wondered, “Why is space black?”

Follow Julian on Twitter: https://twitter.com/jhug00

Read More:
Why is space black?
http://phys.org/news/2014-12-space-black.html
“If you've done your homework, you know that space is huge. It even be infinite, which is much bigger than huge.”

How could the universe expand faster than the speed of light? That seems impossible!
http://scienceline.org/2007/07/ask-romero-speedoflight/
“In science fiction universes, traveling the galaxy is a snap – just engage the ‘warp’ or ‘hyperspeed’ drive, and off you go, cruising the cosmos at several times the speed of light.”

How can the universe expand faster than the speed of light?
http://www.askamathematician.com/2014/03/q-how-can-the-universe-expand-faster-than-the-speed-of-light/
“There are two big things to remember about the expansion of the universe. First, the universe doesn’t expand at a particular speed, it expands at a speed per distance.”

1929: Edwin Hubble Discovers the Universe is Expanding
https://cosmology.carnegiescience.edu/timeline/1929
“When Edwin Hubble was hired to work at Mount Wilson Observatory in 1919 (part of the Observatories of the Carnegie Institution of Washington) as a junior astronomer, the most pressing question of the day concerned the nature of the cloudy patches called nebulae.”

Cosmic Microwave Background Radiation
http://en.wikipedia.org/wiki/Cosmic_microwave_background#History

Holmdel Horn Antenna: Where the embers of the Big Bang were first detected
http://www.atlasobscura.com/places/holmdel-horn-antenna
“In the 1950s, the scientific community was split by two competing theories explaining the origin of the universe.”

____________________

DNews is dedicated to satisfying your curiosity and to bringing you mind-bending stories & perspectives you won't find anywhere else! New videos twice daily.

Watch More DNews on TestTube http://testtube.com/dnews

Subscribe now! http://www.youtube.com/subscription_center?add_user=dnewschannel

DNews on Twitter http://twitter.com/dnews

Trace Dominguez on Twitter https://twitter.com/tracedominguez

Tara Long on Twitter https://twitter.com/TaraLongest

DNews on Facebook https://facebook.com/DiscoveryNews

DNews on Google+ http://gplus.to/dnews

Discovery News http://discoverynews.com

Download the TestTube App: http://testu.be/1ndmmMq

動画や記事が良いと思ったらいいね!しよう

キュレーターのオススメ動画を見る キュレーター登録    
日々厳選した動画コンテンツを発掘・編集しています。動画や記事を気に入って頂けたらフォローして下さい。

Bizcast掲載日:

元の動画タイトル:Why Is Space Black?

元動画は2015年1月4日に投稿されたものです。