KidzTube
Welcome
Login / Register

What Does Dark Energy Really Do? | Space Time | PBS Digital Studios

Thanks! Share it with your friends!

URL

You disliked this video. Thanks for the feedback!

Sorry, only registred users can create playlists.
URL


 Astronomy   |   Physics   |   Science
 Find Related Videos  added
188 Views

Description

Dark energy, what exactly does it do? Find out in this episode of Space Time!

Get your own Space Time t­shirt at http://bit.ly/1QlzoBi

Tweet at us! @pbsspacetime

Facebook: facebook.com/pbsspacetime

Email us! pbsspacetime [at] gmail [dot] com

Comment on Reddit: http://www.reddit.com/r/pbsspacetime

How does dark energy affect the universe's expansion? Measuring past expansion history should tell us the future expansion without ever having to count any galaxies. To measure this we need to measure the redshift-distance relationship, which we will talk about in detail in this episode.

Written and hosted by Matt O’Dowd

Made by Kornhaber Brown (www.kornhaberbrown.com)

Comments
Pravar Parekh
https://www.youtube.com/watch?v=-4PayaEgEZc&lc=z13yy1xzenqrj1tnp22etlby2syevrie4

Yeshwanth Vejendla
https://www.youtube.com/watch?v=-4PayaEgEZc&lc=z13pvhdpjrfcsl14u04ce3dgrzy5frjqb34

Thomas Waclav (Ceasar)
https://www.youtube.com/watch?v=-4PayaEgEZc&lc=z13fcd5quk3svhbp304cfdjbwwndihnqwj0

Austin Pinheiro
https://www.youtube.com/watch?v=-4PayaEgEZc&lc=z12zgtdockbruxrih04cib2qwqfhgnrxjk00k
____________________________________________________________

White dwarf supernova simulation from "Three-Dimensional Simulations of the Deflagration Phase of the Gravitationally Confined Detonation Model of Type Ia Supernovae", Jordan et al., 2007, http://arxiv.org/abs/astro-ph/0703573

Supernova Cosmology Project: Perlmutter et al. 1999, http://arxiv.org/abs/astro-ph/9812133

High-Z Supernova Search Team: Riess et al. 1998, http://arxiv.org/abs/astro-ph/9805201

Post your comment

Comments

Be the first to comment






RSS