Dark Quote by Neil deGrasse Tyson

“At the end of the day, no matter how confident we are in our observations, our experiments, our data, or our theories, we must…

— Neil deGrasse Tyson

One of the most exciting things about dark energy is that it seems to live at the very nexus of two of our most…

— Adam Riess

Einstein wrestled with a problem back before we even knew the universe was expanding, and he was looking for a way to keep the…

— Adam Riess

Dark matter and dark energy are two things we measure in the universe that are making things happen, and we have no idea what…

— Neil deGrasse Tyson

“Dark matter is a mysterious substance that has gravity but does not interact with light in any known way.”

— Neil deGrasse Tyson

“Dark energy is a mysterious pressure in the vacuum of space that acts in the opposite direction of gravity, forcing the universe to expand…

— Neil deGrasse Tyson

85 percent of the gravity of the universe has a point of origin about which we know nothing.

— Neil deGrasse Tyson

We account for all the matter and energy that we're familiar with, measure up how much gravity it should have, it's one-sixth of the…

— Neil deGrasse Tyson

There are plenty of things that are unknown, but are assumed reasonably to exist, even in the most basic sciences. Maybe 90 percent of…

— Noam Chomsky

We account for one-sixth of the forces of gravity we see in the universe. There is no known objects accounting for most of the…

— Neil deGrasse Tyson

Dark matter is one of the dominant constituents of the universe, which piled up in certain parts of the universe due to gravity, and…

— Priyamvada Natarajan

“Things have becone even more mysterious. We have recently discovered that when we make observations at still larger scales, corresponding to billions of light-years,…

— Lee Smolin