Our entire universe emerged from a point smaller than a single atom. Space itself exploded in a cosmic fire, launching the expansion of the universe and giving birth to all the energy and all the matter we know today. I know that sounds crazy, but thereโs strong observational evidence to support the Big Bang theory. And it includes the amount of helium in the cosmos and the glow of radio waves left over from the explosion.
Neil deGrasse TysonFor your own safety, do not ever tell an astrophysicist, I hope all your stars are twinkling.
Neil deGrasse TysonA television advertisement must illustrate the scientific method to substantiate any claim.... That is why stains are lifted, ring-around-the-collar is removed, paper towels become soaked, excess stomach acid is absorbed, and headaches go away-all during the commercial.
Neil deGrasse TysonI believe that the manned space program can engage the public by advancing the space frontier. Every next mission takes you farther out in space than you were before, either technologically or in terms of distance.
Neil deGrasse TysonThe methods and tools of science perennially breach barriers, granting me confidence that our epic march of insight into the operations of nature will continue without end.
Neil deGrasse TysonStars die and reborn [โฆ] They get so hot that the nuclei of the atoms fuse together deep within them to make the oxygen we breathe, the carbon in our muscles, the calcium in our bones, the iron in our blood. All was cooked in the fiery hearts of long vanished stars. โฆ The cosmos is also within us. We're made of star stuff. We are a way for the cosmos to know itself.
Neil deGrasse Tyson