Tag «earth»

History of the Earth

History of the Earth

(4410) Latest appearance of water – By this time, water could be found Earth’s surface, though it would have been highly acidic. (4000) Formation of the magnetic field – The magnetic field was active by this time, though about 10-50% of its strength today. (2500) Great Oxygenation Event – Oxygen begins to accumulate in the …

A Brief Amazing History Of The Sun!

A Brief  Amazing History Of The Sun!

The sun is without a doubt the most important thing in our solar system aside from the Earth (and technically the moon). But how much do you really know about it? Join us as we give you a brief history of our sun. Long before our solar system was born, the universe was a big …

Solar Eclipse 101 | National Geographic

Solar Eclipse 101 | National Geographic

– [Narrator] A solar eclipse happens when a new moon moves between the Earth and the sun, blocking some or all of the sun’s rays from reaching the Earth. By cosmic chance, even though the sun is 400 times wider than the moon, it’s also 400 times farther away. Therefore, the two objects appear the …

American History: The Greatest Speeches (1933-2008)

American History: The Greatest Speeches (1933-2008)

[FDR]: So first of all, let me assert my firm belief that the only thing we have to fear is fear itself. Nameless, unreasoning, unjustified terror which paralyzes needed us to convert retreat into advance. Yesterday, December 7, 1941—a date which will live in infamy—the United States of America was suddenly and deliberately attacked by …

History of The Universe in 13,799 Dominoes

History of The Universe in 13,799 Dominoes

this is the last domino after spending four days setting them up now this this video is going to be a metaphor for time a metaphor for the entire history of the universe using one Domino for every million years now on that time scale we need a lot of Domino’s specifically we need thirteen …

The Great Acceleration

Hi, this is Alex, from MinuteEarth, and this is the so-called “hockey stick graph”. You’ve probably seen it before, because Earth’s temperature has risen so fast over the last few decades that it looks kind of like a hockey stick. Except, a hockey stick is also a graph of the amount of plastic we make …

International Research About History of Flat Earth by Eric Dubay – Flat Earth Discussion

International Research About History of Flat Earth by Eric Dubay – Flat Earth Discussion

it’s time to wake up… let’s take the red pill… let’s follow the white rabbit… from the beginning of recorded history and for thousands upon thousands of years cultures across the entire world all believed the earth was flat their various cosmologies and cosmogony z’ differed in slight ways but their overall geographies and astronomy’s …