About 13.8 billion years ago, the origin of the universe began with the Big Bang. Scientists say all space, time, matter, and ...

According to the Big Bang theory, normal matter composed of protons, neutrons, and electrons should account for roughly 5% of the universe's total contents. Yet astronomers have struggled to locate ...

Embark with Dr. Lincoln on a search for a theory of everything - a simple and comprehensive explanation for all physical phenomena in the universe. Confront the incompatibility of our two best ...

For various, typically historical reasons, even the best physicists claim things that sound egregious to modern observers. That doesn’t necessarily mean these ideas are completely useless—if anything, ...