Dr. Eric Schulze answers your questions in a rapid-fire round. (Thinkstock)
You’ve got questions. Eric has answers.
February 03, 2016
You asked us a lot of questions. And now I'm going to try to answer as many as I possibly can in 45 seconds. So ready the timer, please, let's do this.
Are dogs colorblind? No.
How long does it take light to travel to Earth from the Sun? It takes 8 minutes, 20 seconds.
Who invented dental floss? A New Orleans dentist named Levi Spear Parmly in 1815.
Are we alone in the universe? Maybe.
When can I have a robot butler? Most likely it will be soon!
Who was the tallest person ever known? That would be Robert Wadlow, who in 1940, measured in at 8 feet 11.1 inches.
How many people have walked on the moon? Twelve.
How did life begin? I'll pass on that question.
What makes us human? Really? I'll pass here too.
Could a coin falling from the Empire State Building kill me? No, it can't.
Is it true that no two snowflakes are alike? Pretty much, yes.
Who was the first woman to win a Nobel Prize? You mean 2 Nobel prizes. Marie Curie in 1903 and 1911.
Who's your favorite science figure of all time? Carl Sagan.
Do you like long walks on the beach? Yes. Wait, what?
That ends our lighting round. And on a very weird note. But for more insightful videos like this, check us out every day at Smithsonian.com.
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CRITICAL THINKING QUESTION
I can see sunlight. Why does it take so long for the sun's light to reach Earth?
Write your answers in the comments section below