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How Safe is Botox?

How Safe is Botox?

By Carina Storrs | Posted January 5, 2009

What are tropical glaciers and why do they matter?

What are tropical glaciers and why do they matter?

Asks Scott from Nyack, NY

By Lindsey Konkel | Posted December 15, 2008

Are Girls Really Meaner Than Boys?

Are Girls Really Meaner Than Boys?

Asks Kim from Cincinnati, Ohio

By Frederik Joelving | Posted December 8, 2008

Al Gore’s movie ‘An Inconvenient Truth’ says sea levels could rise up to 20 feet. Is this true?

Al Gore’s movie ‘An Inconvenient Truth’ says sea levels could rise up to 20 feet. Is this true?

Asks Steve from Florida

By Rachael Rettner | Posted December 1, 2008

What happens when your arm “falls asleep?”

What happens when your arm “falls asleep?”

Asks John from New York

By Adam T. Hadhazy | Posted November 24, 2008

Why is there not a vaccine for HIV?

Why is there not a vaccine for HIV?

Asks Alex from Philadelphia

By Victoria Stern | Posted November 17, 2008

Are old forests carbon neutral?

Are old forests carbon neutral?

Asks Rob from Los Angeles, CA

By Lindsey Konkel | Posted November 10, 2008

Is the MRI lie detector test reliable?

Is the MRI lie detector test reliable?

Asks Leo in Arizona

By Christopher Intagliata | Posted November 3, 2008

Do you burn more calories when you think hard?

Do you burn more calories when you think hard?

Asks Todd from Tulsa, Oklahoma

By Allison Bond | Posted October 27, 2008

Is barefoot running good for you?

Is barefoot running good for you?

Asks Elizabeth from Maryland

By Rachel Mahan | Posted October 20, 2008

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