Kabbalah intertwines with Greek philosophy, from Neoplatonism to Pythagorean symbols, shaping Jewish mystical thought.

More than any other pope, Francis incorporated the best scientific conclusions into his teaching on the environment; he ...

New research suggests that the largest cosmic structure is even bigger and closer to Earth than we knew. It goes against ...

NASA celebrates Hubble's 35th anniversary by publishing stunning photos of a nebula that was first captured in 2005.