Geek Physics With Rhett Allain

For a certain type of physics geek, questions that keep them up at night might be: How much bubble wrap would you need to break a 60-foot fall? Or how cold would ice cream need to get to be zero calories? Rhett Allain, blogger for WIRED.com’s Dot Physics blog and author of Geek Physics, asks—and answers—these bemusing questions, with the help of physics. Read an excerpt from his book here. Plus, Allain answers a few of your questions.