Neil DeGrasse Tyson Advises A 6-year-old On Scientific Exploration.

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This curious and adorable six-year-old girl put American astrophysicist and science communicator Neil deGrasse Tyson on the spot when she posed the question, "How can first-graders help the earth?" Just when you think Tyson's response would have something to do with recycling and giving back, you'd be wrong.