“The word “lepton” derives from the Greek leptos, meaning “light” or “small.” — Neil deGrasse Tyson Copy Share Image
It turns out that the history of astrophysics is where we perfected time keeping. — Neil deGrasse Tyson Copy Share Image
Many people feel small because they're small and the universe is big, but I feel big. — Neil deGrasse Tyson Copy Share Image
“Nonetheless, they remind us that ignorance is the natural state of mind for a research scientist.” — Neil deGrasse Tyson Copy Share Image
“Mount Everest is about as tall as a mountain on Earth can grow before the lower rock layers succumb to their own… — Neil deGrasse Tyson Copy Share Image
“We are stardust brought to life, then empowered by the universe to figure itself out—and we have only just begun.” — Neil deGrasse Tyson Copy Share Image
“The leptons most familiar to the non-physicist are the electron and perhaps the neutrino; and the most familiar quarks are . .… — Neil deGrasse Tyson Copy Share Image
“Quarks are quirky beasts. Unlike protons, each with an electric charge of +1, and electrons, with a charge of –1, quarks have… — Neil deGrasse Tyson Copy Share Image
I dream of a world where the truth is what shapes people's politics, rather than politics shaping what people think is true. — Neil deGrasse Tyson Copy Share Image
We are all connected; To each other, biologically. To the earth, chemically. To the rest of the universe atomically. — Neil deGrasse Tyson Copy Share Image
“Dark matter is a mysterious substance that has gravity but does not interact with light in any known way.” — Neil deGrasse Tyson Copy Share Image
We in astrophysics we think of the universe all the time. So to us, Earth is just another planet. From a distance,… — Neil deGrasse Tyson Copy Share Image
“These early, single-celled organisms unwittingly transformed Earth’s carbon dioxide-rich atmosphere into one with sufficient oxygen to allow aerobic organisms to emerge and… — Neil deGrasse Tyson Copy Share Image
I look up at the night sky, and I know that, yes, we are part of this Universe, we are in this… — Neil deGrasse Tyson Copy Share Image
“A modern example of this stunning knowledge of nature that Einstein has gifted us, comes from 2016, when gravitational waves were discovered… — Neil deGrasse Tyson Copy Share Image
“This general flattening of objects that rotate is why Earth’s pole-to-pole diameter is smaller than its diameter at the equator. Not by… — Neil deGrasse Tyson Copy Share Image
Like no other science, astrophysics cross-pollinate s the expertise of chemists, biologists, geologists and physicists, all to discover the past, present, and… — Neil deGrasse Tyson Copy Share Image
In astrophysics, we care about how matter, motion and energy manifest in objects and phenomenon in the universe. Stars are born. They… — Neil deGrasse Tyson Copy Share Image
The problem in society is not kids not knowing science. The problem is adults not knowing science. They outnumber kids 5 to… — Neil deGrasse Tyson Copy Share Image
“In the beginning, there was physics. "Physics" describes how matter, energy, space, and time behave and interact with one another. The interplay… — Neil deGrasse Tyson Copy Share Image
“Using freshman level calculus you can show that the one and only shape that has the smallest surface area for an enclosed… — Neil deGrasse Tyson Copy Share Image
“So, whether the aliens explore with chemistry or with radio waves, they might come to the same conclusion: a planet where there’s… — Neil deGrasse Tyson Copy Share Image
“There's a variation of the ever popular multiverse idea in which the multiple universes that comprise it are not separate universes entirely,… — Neil deGrasse Tyson Copy Share Image
“Newton's laws specifically state that, while the gravity of a planet gets weaker and weaker the farthest from it you travel, there… — Neil deGrasse Tyson Copy Share Image
“Spheres are indeed fertile theoretical tools that help us gain insight into all manner of astrophysical problems. But one should not be… — Neil deGrasse Tyson Copy Share Image
Civilization just takes it as a given that the whole world was flooding. Then science came and you had geology and modern… — Neil deGrasse Tyson Copy Share Image
In whatever you choose to do, do it because it's hard, not because it's easy. Math and physics and astrophysics are hard.… — Neil deGrasse Tyson Copy Share Image
“The gravitational waves of the first detection were generated by a collision of black holes in a galaxy 1.3 billion light-years away,… — Neil deGrasse Tyson Copy Share Image
“In 2002, having spent more than three years in one residence for the first time in my life, I got called for… — Neil deGrasse Tyson Copy Share Image
“We have one collective hope: the Earth And yet, uncounted people remain hopeless, famine and calamity abound Sufferers hurl themselves into the… — Neil deGrasse Tyson Copy Share Image
If the Sun exploded, we wouldn't know about it for 8 minutes and 20 seconds. Light and gravity take that long to… — Neil deGrasse Tyson Copy Share Image
Just to settle it once and for all: Which came first, the chicken or the egg? The egg, laid by a bird… — Neil deGrasse Tyson Copy Share Image
“During the quark–lepton era the universe was dense enough for the average separation between unattached quarks to rival the separation between attached… — Neil deGrasse Tyson Copy Share Image
The remarkable feature of physical laws is that they apply everywhere, whether or not you choose to believe in them. After the… — Neil deGrasse Tyson Copy Share Image
“When Newton breached this philosophical barrier by rendering all motion comprehensible and predictable, some theologians criticized him for leaving nothing for the… — Neil deGrasse Tyson Copy Share Image
“People who believe they are ignorant of nothing have neither looked for, nor stumbled upon, the boundary between what is known and… — Neil deGrasse Tyson Copy Share Image
Not only are we in the universe, the universe is in us. I don't know of any deeper spiritual feeling than what… — Neil deGrasse Tyson Copy Share Image
I try to show the public that chemistry, biology, physics, astrophysics is life. It is not some separate subject that you have… — 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
![“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)
