TOPIC ask-scienceline

The secret of the sneeze [Credit:Evah Smit]
The secret of the sneeze [Credit:Evah Smit]

Why do people sneeze?

– Asks BJ from Santa Monica, California

By Adam T. Hadhazy, January 28th, 2008

Not that I’m thinking about trying it, but is cannibalism unhealthy?

- Asks Amanda from Philadelphia

By Victoria Stern, January 21st, 2008

How do they make the first down line appear on the football field during a game?

- Asks Michelle in Brooklyn, NY

By Katherine Tweed, January 14th, 2008

Why does my normal body temperature always seem to be lower than 98.6 degrees? By how much do normal human body temperatures vary?

- Asks Lev from Detroit, MI

By Jessie Jiang, January 2nd, 2008

If malaria can be transmitted through a mosquito’s bite, why not HIV?

- asks Injy from New York

By Natalie Peretsman, December 17th, 2007

Is there really such a thing as a “green flash” at sunset and sunrise?

- asks Jessie from New York

By Karina Hamalainen, December 10th, 2007

Is vitaminwater good for you?

- Asks Valerie from California

By Christopher Intagliata, December 3rd, 2007

Why is it taking Iran so long to make a nuclear weapon? Didn’t it only take the US four years to invent them?

- asks Herman Blount of Birmingham, AL

By Stuart Fox, November 20th, 2007

How does lethal injection work?

- asks Jim from Ohio

By Peter Sergo, November 12th, 2007

How do bikes balance when we ride them?

- asks Ariel from Vermont

By Molika Ashford, November 5th, 2007

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