A revolutionary new model, gaining traction among physicists, suggests our entire universe might be a vast, expanding black hole that emerged from the collapse of a larger, older "parent" universe.

The universe is generally referred to as infinite, unknown, and limitless. With over 2 trillion galaxies and millions of stars and planets, the universe is so enormous that it stretches the boundaries ...

The surface of Earth is finite. We can measure it. If it was expanding, then its size would grow with time. And once again, good ol' Earth helps us understand what the universe might be doing beyond ...

"Filled with lavish illustrations, this book is a grand tour of the universe. Three ever widening domains are presented--the planets, the stars, and the large scale universe itself--each including the ...