Neil deGrasse TysonVerified account

@neiltyson

Astrophysicist

New York City
haydenplanetarium.org/tyson/
Joined January 2009
259 Photos and videos Photos and videos

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  1. Jul 4

    Will enjoy colorful fireworks tonight? Thank Aluminum Barium Calcium Chlorine Copper Iron Nitrogen Oxygen Sodium & Strontium.

    8,016 retweets 20,853 likes
  2. Jun 29

    Are you a citizen of ?

    1,066 retweets 4,229 likes
  3. Jun 29

    Earth needs a virtual country: , with a one-line Constitution: All policy shall be based on the weight of evidence

    9,569 retweets 20,589 likes
  4. Jun 24

    Comment-Thread Virus: The urge to argue vociferously even when you have no actual idea of what you are talking about.

    5,491 retweets 13,287 likes
  5. Jun 21

    Some of my best friends -- actually every one of my best friends -- are made of chemicals.

    4,862 retweets 14,098 likes
  6. Jun 20

    June 20 vs June 21: Solstices (& Equinoxes) annually migrate 6-hrs later, until a Leap Year, when they reset 24-hrs earlier.

    2,733 retweets 5,998 likes
  7. Jun 18

    JUST POSTED: ’s “Climate Change and the Future, with .” On &

    364 retweets 1,120 likes
  8. Jun 14

    And sometimes you will find colors of the Rainbow on flags.

    2,670 retweets 10,923 likes
  9. Jun 14

    Most people can take or leave Indigo as a Rainbow color, but Newton was mystically fascinated with 7, so we’re stuck with it.

    1,553 retweets 5,994 likes
  10. Jun 14

    Newton assigned seven colors to the color-continuous Rainbow: Red-Orange-Yellow-Green-Blue-Indigo-Violet. Meet ROY G. BIV

    1,029 retweets 3,705 likes
  11. Jun 14

    If we had vision like ’s Giordi, Rainbows would look twice as thick, and include parts of ultraviolet & infrared.

    1,022 retweets 3,872 likes
  12. Jun 14

    Isaac Newton, in Opticks (1704), published his discovery that white light is composed of colors - the colors in Rainbows.

    1,237 retweets 3,905 likes
  13. Jun 14

    A Rainbow forms only broadside to your line of sight. That's why the pot of Gold at its base remains eternally out of reach.

    2,274 retweets 5,616 likes
  14. Jun 14

    Rainbows are always the same angular size in the sky — they are various segments of a circle that is 84-degrees across.

    1,628 retweets 4,674 likes
  15. Jun 14

    The exact Rainbow any of us sees in the sky is entirely our own -- a personal, yet communal gift from the laws of optics.

    5,071 retweets 11,493 likes
  16. Jun 12

    Odd how many Americans invoke the 2nd Amendment to justify gun ownership, rather than explore whether or not it's a good idea

    27,005 retweets 52,599 likes
  17. Jun 10

    Common Evidence of Bias: Your candidate is the best, and you can find absolutely nothing good to say about other candidates.

    6,734 retweets 14,827 likes
  18. Jun 6

    JUST POSTED: “StarTalk Live! at the Beacon [Pt 1]: Chasing Comets” On :

    279 retweets 1,130 likes
  19. Jun 6

    Indeed, from atop Burj Khalifa in Dubai, they get four extra minutes of daylight: two in the morning & two in the evening.

    1,310 retweets 4,792 likes
  20. Jun 6

    From the top of Burj Khalifa in Dubai, daytime Ramadan fasting lasts 2-min longer due later sunsets.

    4,542 retweets 12,143 likes

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