Here are some links for a more in-depth experience of Dark Matter and Dark Energy. (remember Energy ⇒Expansion, Matter ⇒sMaller, or MAtter⇒ Attracts)
http://www.sixtysymbols.com/videos/ed_dark_energy.htm
34 mins interesting video.
http://www.sixtysymbols.com/videos/darkmatter.htm
11 mins on Dark Matter
Brand New Research- could you be a part of this?
https://science.nasa.gov/astrophysics/focus-areas/what-is-dark-energy
https://home.cern/about/physics/dark-matter
http://www.space.com/20930-dark-matter.html