FAQs About Baby Giraffe

What is the gestation period of a giraffe? The average gestation period for giraffe is 453–464 days, or approximately 15 months. Where and when do …

What Was in the World Trade Center Plume?

Editor’s Note (9/11/18): Scientific American is re-posting the following article, originally published September 6, 2011, in light of the 17th anniversary of the September 11 terrorist attacks on the United States. …