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Neil deGrasse Tyson on Asteroid Apophis
Neil deGrasse Tyson explains the science behind asteroid Apophis, once feared as a “planet killer,” and highlights its safe ...
The Unknown on MSN4d
Tyson Uses Physics to Explain 9/11 Passenger Fatalities
Neil deGrasse Tyson explains the physics of 9/11, noting passengers likely died instantly due to the plane’s velocity. His ...
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