neil degrasse tyson : How do we know the universe is expanding? interestingstuff 0:57 1 year ago 9 565 Скачать Далее
The Origins of the Universe: A Journey Through Time and Space Amazfacts 0:58 23 hours ago 386 Скачать Далее
The Expanding Universe | National Geographic National Geographic 3:14 14 years ago 62 522 Скачать Далее
97% of Galaxies Are Moving Faster Than Light, HOW IS THIS POSSIBLE? Domain of Science 8:44 4 years ago 313 301 Скачать Далее
If the universe is only 14 billion years old, how can it be 92 billion light years wide? Fermilab 9:46 5 years ago 6 599 250 Скачать Далее