Intelligent life can't be all that common because it's really rare on Earth and especially since we define ourselves to be intelligent.… — Neil deGrasse Tyson Copy Share Image
“Looking more closely at Earth’s atmospheric fingerprints, human biomarkers will also include sulfuric, carbonic, and nitric acids, and other components of smog… — Neil deGrasse Tyson Copy Share Image
For all we know, the aliens have already done this and unwittingly concluded that there was no intelligent life on Earth. They… — Neil deGrasse Tyson Copy Share Image
“We don't know how to communicate meaningfully with chimpanzees. Assessing the effort we invest in trying to get big brained mammals to… — Neil deGrasse Tyson Copy Share Image
My only hope is that every other alien civilization isn't doing exactly what we are doing because then everybody would be listening,… — Neil deGrasse Tyson Copy Share Image
Perhaps we've never been visited by aliens because they have looked upon Earth and decided there's no sign of intelligent life. — 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
I wonder if, in fact, we have been observed by aliens and upon close examination of human conduct and human behavior they… — 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)
