Many boys and girls have wondered how Santa Claus delivers toys to every child in one night. This story takes a scientific approach to answering that question. Scientist Neil deGrasse Tyson explains how Santa avoids burning up in the atmosphere when going at the speed of light, and how the reindeer might be more technically equipped than we think. Listen to learn about the military program that has been tracking Santa for years and information about Santa that you might not know.
Story Length: 4:09
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September 20, 2017
2:29
Animals with long limbs and lots of muscle should be faster than other animals. In reality, even though a giraffe has much longer legs than a cheetah, it runs only about half as fast. This is because there are other factors involved in acceleration and speed of animals, such as how much energy they have to burn. Listen to learn about how new research on animal speeds can give scientists clues about the lives of prehistoric animals.
Read MoreApril 10, 2015
7:07
Individuals who make extraordinary contributions to science often begin as regular people with a passion. This was certainly the case for Alan Guth, the physicist responsible for our understanding of how the universe formed after the Big Bang. Guth’s love for physics was sparked in high school and continues to drive his work today as a professor at MIT. Listen to learn more about his journey from a small town in New Jersey to physics textbooks around the world.
Read MoreJanuary 9, 2014
3:36
There will be 30 million dead Christmas trees lining curbsides in the weeks after the holidays. However, they don’t just go to waste – many groups are finding environmental uses for former trees. Listen to this story to learn about the creative ways former Christmas trees impact the Earth.
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