SmartLess "Neil deGrasse Tyson"
Jul 27, 2020
Astrophysicist Neil deGrasse Tyson, director of the Hayden Planetarium, joins for a mind-expanding discussion. He shares insights into the wonders of the universe and the concept of infinity, sparking curiosity about time and light. The conversation takes a playful turn, probing the idea of mirrors revealing the past and the importance of scientific inquiry for kids. They delve into gravity, extraterrestrial life, and highlight the emotional perspective of observing Earth from space. Expect a delightful mix of humor and profound cosmic reflections!
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From Visitor to Director
- Neil deGrasse Tyson became fascinated by astronomy at age nine after a visit to the Hayden Planetarium.
- He now directs that same planetarium, highlighting his lifelong dedication to the field.
Astronomy vs. Astrophysics
- Modern astronomy is actually astrophysics, applying physics to celestial bodies.
- Astrophysics was born in the late 19th century by analyzing the spectra of stars.
Sun's Age
- The heat we feel from the sun is seven minutes old.
- Neil deGrasse Tyson corrected it to eight minutes and twenty seconds, the time it takes for both light and gravity to travel from the sun to Earth.