What Dark Energy Can Tell Us About Our Universe

The video explores the concept of dark energy, starting with the Big Bang and the universe's expansion. It highlights Edwin Hubble's discoveries that led to the understanding of an expanding universe, which even Einstein initially resisted. The video delves into the mysterious nature of dark energy and dark matter, which make up most of the universe. It discusses various theories, including the cosmological constant and quantum mechanics, to explain dark energy. Finally, it covers current efforts to observe dark energy using advanced telescopes like Euclid.

What is the Doppler effect and how does it relate to the movement of galaxies?

What are the different theories proposed to explain dark energy?

What role does the Euclid Space Telescope play in studying dark energy?

What might happen to galaxies in the distant future due to dark energy?