Dark energy Quote by Neil deGrasse Tyson

In terms of the most astonishing fact about which we know nothing, there is dark matter and dark energy. We don't know what either…

— 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

So important is this dark matter to our understanding of the size, shape, and ultimate fate of the universe that the search for it…

— Vera Rubin

“Scientists talk about dark matter, the invisible, mysterious substance that occupies the space between stars. Dark matter makes up 99.99 percent of the universe,…

— David Wong

Dark matter is interesting. Basically, the universe is heavier than it should be. Theres whole swathes of stuff we cant account for.

— Talulah Riley

Dark matter is interesting. Basically, the universe is heavier than it should be. There's whole swathes of stuff we can't account for.

— Talulah Riley

I want to know what dark matter and dark energy are comprised of. They remain a mystery, a complete mystery. No one is any…

— Neil deGrasse Tyson

“Most astrophysicists believe that the force holding stars and galaxies together—the thing that makes our whole universe work—comes from a theoretical substance we can’t…

— Blake Crouch

“Even today, more than eighty years after Oort's bold guess, we still don't have a clue what this dark matter is made of. We…

— Christophe Galfard

If dark matter and dark energy are 95 percent of everything, shouldn't we all be asking questions about that? What does that look like?

— Shea Hembrey

We still don't know what about 96 per cent of the universe is made of. It is dark matter and dark energy, but we…

— Jocelyn Bell Burnell

All the stuff we've ever seen in the laboratory, all the kinds of particles and matter and energy, that only makes up 5 percent…

— Sean M. Carroll