09:33
PBS Space Time
Life on Europa?
New findings have increased the likelihood that there is a vast ocean lying under Europa.
What Does Dark Energy Really Do?
PBS Space Time explores the outer reaches of space, the craziness of astrophysics, the possibilities of sci-fi, and anything else you can think of beyond Planet Earth. Host Matt O'Dowd breaks down both the basic and incredibly complex sides of space and time.
What Does Dark Energy Really Do?
Season 2 Episode 28 | 9m 50s | CC
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.
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