“We are seeing these nearby stars, not as they are at the present moment, but as they were 4 years ago” — Neil deGrasse Tyson Copy Share Image
“A mere sixty-five million years ago (less than two percent of Earth’s past), a ten-trillion-ton asteroid hit what is now the Yucatan… — Neil deGrasse Tyson Copy Share Image
“In the beginning, nearly fourteen billion years ago, all the space and all the matter and all the energy of the known… — Neil deGrasse Tyson Copy Share Image
Life existed on Earth for nearly four billion years before anything remotely resembling a human being showed up. And even then, when… — Neil deGrasse Tyson Copy Share Image
“And yes, every one of our body's atoms is traceable to the big bang and to the thermonuclear furnaces within high-mass stars… — Neil deGrasse Tyson Copy Share Image
This influential, yet controversial idea requires that the mixture of species on Earth at any moment acts as a collective organism that… — Neil deGrasse Tyson Copy Share Image
Three and a half million years ago our ancestors - yours and mine - left these traces [indicates footprints]. We stood up… — Neil deGrasse Tyson Copy Share Image
But one of the coolest things about meteorites is that most were formed four-and-a-half-billion years ago, during the birth of our solar… — Neil deGrasse Tyson Copy Share Image
“nearly fourteen billion years ago, all the space and all the matter and all the energy of the known universe was contained… — Neil deGrasse Tyson Copy Share Image
The atoms of our bodies are traceable to stars that manufactured them in their cores and exploded these enriched ingredients across our… — Neil deGrasse Tyson Copy Share Image
“Along with osmium and platinum, iridium is one of the three heaviest (densest) elements on the Table—two cubic feet of it weighs… — Neil deGrasse Tyson Copy Share Image
If we want to unlock the secret behind the origin of our sun and its planets, it would be helpful to find… — Neil deGrasse Tyson Copy Share Image
The chunks of comet Shoemaker-Levy 9 were so large, and were moving so fast, that each hit Jupiter with at least the… — Neil deGrasse Tyson Copy Share Image
“A few years ago I was having a hot-cocoa nightcap at a dessert shop in Pasadena, California. Ordered it with whipped cream,… — Neil deGrasse Tyson Copy Share Image
“What we do know, and what we can assert without further hesitation, is that the universe had a beginning. The universe continues… — Neil deGrasse Tyson Copy Share Image
“Knowledge of physical laws can, in some cases, give you the confidence to confront surly people. A few years ago I was… — Neil deGrasse Tyson Copy Share Image
I don't want to go into space because of war. I think we would if it was triggered. If China said they want to… — Neil deGrasse Tyson Copy Share Image
Quantum physics fluctuates all the time. But now the fluctuations are not just particles coming into and out of existence, which happens all the… — Neil deGrasse Tyson Copy Share Image
In the movie, the stars above the ship bear no correspondence to any constellations in a real sky. Worse yet, while the heroine bobs...… — Neil deGrasse Tyson Copy Share Image
... informed ignorance provides the natural state of mind for research scientists at the ever-shifting frontiers of knowledge. People who believe themselves ignorant of… — Neil deGrasse Tyson Copy Share Image
If you seek only easy problems to solve, then ultimately, there'll be nothing about you to distinguish yourself from others. — Neil deGrasse Tyson Copy Share Image
The caricature of science is that we hold tight to the theories we have, and shun challenges to them. That's just not true. In… — Neil deGrasse Tyson Copy Share Image
New generations of humans inherit the acquired discoveries of generations past, allowing cosmic insight to accumulate without limit. Each discovery of science therefore adds… — Neil deGrasse Tyson Copy Share Image
I've said multiple times that the world's first trillionaire is going to be the person who exploits the resources of asteroids, the natural resources… — Neil deGrasse Tyson Copy Share Image
They [scientists of centuries past] call on God only from the lonely and precarious edge of incomprehension. Where they feel certain about their explanations,… — Neil deGrasse Tyson Copy Share Image
We explore our environment, more than we are compelled to utter poetry, when we're toddlers. We start doing that later. Before that happens, every… — Neil deGrasse Tyson Copy Share Image
You can't have people making decisions about the future of the world who are scientifically illiterate. That's a recipe for disaster. And I don't… — Neil deGrasse Tyson Copy Share Image
![“Three and a half million years ago our ancestors - yours and mine - left these traces [indicates footprints]. We stood up and parted ways from them. Once we were standing on two feet, our eyes were no longer fixated on the ground. Now, we were free to look up and wonder.” quote by Neil deGrasse Tyson](https://sms4smile.com/quotes/img-quotes/3ad/neil-degrasse-tyson-143_ancestor_three-and-a-half-million-years-ago-our-a_369478.jpg)
![“They [scientists of centuries past] call on God only from the lonely and precarious edge of incomprehension. Where they feel certain about their explanations, however, God gets hardly a mention.” quote by Neil deGrasse Tyson](https://sms4smile.com/quotes/img-quotes/0b0/neil-degrasse-tyson-143_century_they-scientists-of-centuries-past-call-o_12921.jpg)
