Sep 15, 2021 · No one knows yet if string theory is the ultimate theory--the theory of everything, if there is such a thing. But the theory's incredible elegance and potential make it a strong front-runner to …

Jan 4, 2001 · Since string theory implies up to 11 dimensions, could dark matter be gravitons leaking from other dimensions into ours?

Sep 23, 2021 · Another clue comes when astronomers map young, bright stars and clouds of ionized hydrogen in the Milky Way's disk. These clouds, called HII regions, are ionized by young, hot stars …

Dec 11, 2018 · Explore a universe of black holes, dark matter, and quasars... A universe full of extremely high energies, high densities, high pressures, and extremely intense magnetic fields which …

Mar 27, 1998 · Physicists raise questions about the number of dimensions, and have theories for the Universe consisting of 11 dimensions. This, plus more familiar concepts such as the curvature of …

The two theories for the origin of the Universe in 1955 were: the stead-state Universe and the evolutionary theory of the Universe (also known as the Big Bang). In the steady state theory, the …

Sep 23, 2021 · Advanced Dark Matter When the Universe was young, it was nearly smooth and featureless. As it grew older and developed, it became organized. We know that our solar system is …

Cosmic TimesDr. Hubble's recent observations support Curtis' views. While bright, diffuse nebulae are relatively close and part of the Milky Way, spiral nebulae are separate systems located far away from …

Dec 8, 2017 · Cosmic TimesInflation in the Universe The Big Bang theory has a problem, say scientists. It can't go from a tiny ball of energy to the universe we see today without some help. It needs an …

Jan 9, 2025 · We live in the Milky Way Galaxy. If you were looking down on the Milky Way, it would look like a large pinwheel rotating in space. Our Galaxy is a spiral galaxy that formed approximately 14 …