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17,087,625 results
The universe is precisely 13.8 billion year old - or so our best scientific methods tell us. But how do you learn the age of the ...
1,175,142 views
4 years ago
What is The True Age of The Universe? Neil deGrasse Tyson on The Big Bang #bigbang #neildegrassetyson #jwst Subscribe to ...
50,532 views
10 months ago
Life has existed on one planet for about 4 billion years, for all we know. But it might have started right after the Big Bang, when the ...
6,244,106 views
8 months ago
What kinds of tools do astronomers use to calculate the age of the universe, and how can they determine the speed of its ...
232,039 views
6 years ago
In astronomy we talk about billions of years like it's no big deal. But how can we be sure about timescales so far beyond the ...
1,248,420 views
How old is the universe, and how did it begin? Throughout history, countless myths and scientific theories have tried to explain the ...
7,186,397 views
Join us on a mind-bending journey as we delve into the mysteries of time and space to uncover the age of the universe. From the ...
551 views
2 months ago
Exclusive Merch: https://store.taylorswift.com ▻Follow Taylor Swift Online Instagram: http://www.instagram.com/taylorswift ...
3,446,969,628 views
9 years ago
Delve into the fascinating world of astronomy as we explore the mind-boggling question: Are distant galaxies actually mirrors of ...
151 views
19 hours ago
Did you know that gold is extraterrestrial? Instead of arising from our planet's rocky crust, it was actually cooked up in space and is ...
8,047,535 views
8 years ago
1,486,872,906 views
This episode of Space News is an adaptation of the Stephen Smith TPOD, "Old and Far Away," published October 27, 2016 on ...
19,738 views
7 years ago
Time dilation and Einstein's theory of relativity go hand in hand. Albert Einstein is the most popular physicist, as he formulated the ...
8,390,485 views
We live in the stelliferous era. Somewhere between 10 and 1000 billion trillion stars fill the observable universe with light.
716,372 views
5 years ago
The Earth and our whole solar system is ~4.6 billion years old, but the Universe is a lot older, it's ~13.8 billion years old! That begs ...
11,904 views
If the sun instantly switched off like a light bulb–which can't happen, by the way–then we wouldn't know for almost 8 and a half ...
790,253 views
Consciousness is perhaps the biggest riddle in nature. In the first part of this three part video series, we explore the origins of ...
17,141,458 views
Humans. We have been around for a while now. When we think about our past we think about ancient civilizations, the pyramids, ...
22,396,388 views
Today we're going to ask a simple-seeming question that will lead to so pretty wacky places. The question is this: If the universe ...
1,994,388 views
2 years ago
About National Geographic: National Geographic is the world's premium destination for science, exploration, and adventure.
10,163,172 views