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Title: Big Mysteries: Dark Energy

Scientists were shocked in 1998 when the expansion of the universe wasn't slowing down as expected by our best understanding of gravity at the time; the expansion was speeding up! That observation ismore » just mind blowing, and yet it is true. In order to explain the data, physicists had to resurrect an abandoned idea of Einstein's now called dark energy. In this video, Fermilab's Dr. Don Lincoln tells us a little about the observations that led to the hypothesis of dark energy and what is the status of current research on the subject.« less
Title: Big Mysteries: Dark Energy
Authors:
Publication Date: 2014-04-15
OSTI Identifier: 1148903
Resource Type: Multimedia
Research Org: FNAL (Fermi National Accelerator Laboratory (FNAL), Batavia, IL (United States))
Sponsoring Org: USDOE
Subject: 79 ASTRONOMY AND ASTROPHYSICS ; PHYSICS ; DARK ENERGY ; UNIVERSE ; EXPANSION ; DARK ENERGY SURVEY ; SUPERNOVAS ; SUPERNOVAE ; SPACE ; STARS ; MATTER
Country of Publication: United States
Language: English
Run Time: 0:07:42
System Entry Date: 2016-01-28