Carter Emmart demos a 3D atlas of the universe
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100

Carter Emmart demos a 3D atlas of the universe

It’s a great honor today to share with you The Digital Universe, which was created for humanity to really see where we are in the universe. And so I think we can roll the video that we have. [The Himalayas.] (Music) The flat horizon that we’ve evolved with has been …

What’s the smallest thing in the universe? – Jonathan Butterworth
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100

What’s the smallest thing in the universe? – Jonathan Butterworth

If you were to take any everyday object, say a coffee cup, and break it in half, then in half again, and keep carrying on, where would you end up? Could you keep on going forever? Or would you find a set of indivisible building blocks out of which everything …

Why does the universe exist? | Jim Holt
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100

Why does the universe exist? | Jim Holt

Why does the universe exist? Why is there — Okay. Okay. (Laughter) This is a cosmic mystery. Be solemn. Why is there a world, why are we in it, and why is there something rather than nothing at all? I mean, this is the super ultimate “why” question? So I’m …

The Universe is Big:  Brian Schmidt at TEDxSydney
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The Universe is Big: Brian Schmidt at TEDxSydney

Translator: Tijana Mihajlović Reviewer: Denise RQ The Universe is big. Let’s take a tour of it using the speed of light as our guide. Light travels around the Earth 7.5 times a second, 300,000 kilometers per second. So that means when Neil Armstrong took his small step, we found out …

Three ways the universe could end – Venus Keus
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Three ways the universe could end – Venus Keus

We know about our universe’s past: the Big Bang theory predicts that all matter, time, and space began in an incredibly tiny, compact state about 14 billion years ago. And we know about the present: scientists’ observations of the movement of galaxies tell us that the universe is expanding at …

The dark side of the universe | Catherine Heymans | TEDxUniversityofEdinburgh
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The dark side of the universe | Catherine Heymans | TEDxUniversityofEdinburgh

Translator: Emma Gon Reviewer: Shlomo Adam I’d like you to imagine the scene. I am giving a talk to room full of around 200 eminent astrophysicists. But there has been a bit of a child care crisis. Child number two is sat grumpily in the front row. I am about …

The death of the universe – Renée Hlozek
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100

The death of the universe – Renée Hlozek

Looking up at the night sky, we are amazed by how it seems to go on forever. But what will the sky look like billions of years from now? A particular type of scientist, called a cosmologist, spends her time thinking about that very question. The end of the universe …

The design of the universe | George Smoot
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100

The design of the universe | George Smoot

I thought I would think about changing your perspective on the world a bit, and showing you some of the designs that we have in nature. And so, I have my first slide to talk about the dawning of the universe and what I call the cosmic scene investigation, that …

What is the universe made of? – Dennis Wildfogel
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100

What is the universe made of? – Dennis Wildfogel

All the material objects around you are composed of submicroscopic units we call molecules. And molecules in turn are composed of individual atoms. Molecules frequently break apart and then form new molecules. On the other hand, virtually all the atoms you come in to contact with through the course of …