Why Is It?

Dry Lips – rerun of #3241

February 17, 2004

rerun

February 5, 2004

rerun

January 27, 2004

How long do cold and flu viruses survive on surfaces? (Up to 6 hours)

January 22, 2004

rerun

January 20, 2004

rerun

January 15, 2004

Can humans live on beer alone? (No, it would cause malnutrition and alcohol-related diseases.)

January 13, 2004

rerun

January 6, 2004

rerun

December 25, 2003

Why is snow white? (All colors of visible light reflect off ice grains equally, mixing to make …

December 23, 2003

Have researchers come up with any theories about the Bermuda Triangle? (There's nothing unusual …