What is Dark Energy? New Discoveries and Implications

In summary, dark energy is a theoretical form of energy that makes up 68% of the universe and is responsible for the accelerated expansion of the universe. It cannot be directly detected but can be observed through astronomical measurements. Current research on dark energy focuses on understanding its properties and potential origins. While it is not currently possible to harness dark energy for energy use, scientists are exploring its potential applications. Dark energy is related to other concepts such as dark matter and the Big Bang theory, all of which play a significant role in the structure and evolution of the universe.
  • #1
Naty1
5,606
40
"Nothing new under the sun"?

Dark Energy Is Driving Universe Apart: NASA's Galaxy Evolution Explorer Finds Dark Energy Repulsive

(Purists can freak about dark energy being represented separately, and apparently flat, from spacetime in the accompanying diagram. )

http://www.sciencedaily.com/releases/2011/05/110519113152.htm



Hubble Finds Evidence For Dark Energy In The Young Universe

http://www.sciencedaily.com/releases/2006/11/061116132026.htm
 
Space news on Phys.org
  • #2
I don't have anything intelligent to add, but this is certainly very interesting and satisfying; not as satisfying as knowing what the hell DE is, but satisfying.
 

Related to What is Dark Energy? New Discoveries and Implications

1. What is dark energy?

Dark energy is a theoretical form of energy that is believed to make up about 68% of the universe. It is thought to be responsible for the accelerated expansion of the universe and is still not fully understood by scientists.

2. How do we detect dark energy?

Dark energy cannot be directly detected, but its effects on the expansion of the universe can be observed through various astronomical measurements, such as the distances of supernovae and the large-scale structure of the universe.

3. What is the current research on dark energy?

Scientists are currently conducting various experiments and observations to better understand dark energy and its role in the universe. This includes studying the properties of dark energy, its potential origins, and its effects on the growth of galaxies.

4. Can dark energy be harnessed for energy use?

Since dark energy is still not fully understood and cannot be directly detected, it is not currently possible to harness it for energy use. However, scientists continue to explore the potential applications of dark energy in the future.

5. How does dark energy relate to other concepts such as dark matter and the Big Bang?

Dark energy and dark matter are two separate theoretical concepts, although they both play a significant role in the structure and evolution of the universe. The Big Bang theory is also related to dark energy, as it is thought to have been the initial event that triggered the accelerated expansion of the universe.

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