Dark matter, the invisible glue that outweighs normal matter in the cosmos, is starting to look less like a passive backdrop ...

What if gravity repelled instead of attracted? This video explores how repulsive gravity could have shaped the history of the universe. Gravity was traditionally defined by Isaac Newton’s Law of ...

Explore the fundamental force that keeps our feet on the ground and celestial bodies in motion. Discover why gravity stands out as a truly unique and intriguing force in the universe. Representative ...

How are controversial ideas handled by modern science? A common charge leveled against science (generally by those who are unhappy with its conclusions) is that the only way to get funding or continue ...

Paul M. Sutter is a theoretical cosmologist, NASA advisor, host of the "Ask a Spaceman" podcast, and a U.S. Cultural Ambassador. He is the author of "Your Place in the Universe" and "How to Die in ...