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Is it really true that a dog’s mouth is cleaner than a human mouth?

Is it really true that a dog’s mouth is cleaner than a human mouth?

- Asks Debbie from Medford, NJ

By Jessie Jiang | Posted April 21, 2008

Why do I see stars sometimes when I sneeze?

Why do I see stars sometimes when I sneeze?

- Asks Sarah from Brooklyn

By Molika Ashford | Posted April 14, 2008

Why doesn’t peanut butter go bad?

Why doesn’t peanut butter go bad?

- Asks Eric from Baltimore

By Adam T. Hadhazy | Posted April 7, 2008

Does a full moon actually affect people’s behavior?

Does a full moon actually affect people’s behavior?

- Asks Sue from Long Island, N.Y.

By Andrew Grant | Posted March 31, 2008

Is it true that an astronaut brought an iPod to space? What other weird stuff has made that trip?

Is it true that an astronaut brought an iPod to space? What other weird stuff has made that trip?

- Asks JB from Denver, CO

By Karina Hamalainen | Posted March 24, 2008

Why are food allergies on the rise?

Why are food allergies on the rise?

- Asks Jackie from Connecticut

By Eric R. Olson | Posted March 10, 2008

Do those antioxidants in food really prevent cancer?

Do those antioxidants in food really prevent cancer?

- Asks Paul in New York, NY

By Stuart Fox | Posted March 3, 2008

How are we able to shop online securely?

How are we able to shop online securely?

- Asks Carol from New Athens, IL

By Rachel Mahan | Posted February 25, 2008

Why do I get a little bump on the tip of my tongue when I eat a lot of sugar?

Why do I get a little bump on the tip of my tongue when I eat a lot of sugar?

- Asks Stephanie from Claremont, CA

By Monica Heger | Posted February 18, 2008

What happens to your body when you fall asleep?

What happens to your body when you fall asleep?

- Asks Ashley from New York

By Natalie Peretsman | Posted February 6, 2008

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