To scientists, laughter is no joke _ it's serious

Wednesday, March 31, 2010 - 12:49 in Health & Medicine

WASHINGTON (AP) -- So a scientist walks into a shopping mall to watch people laugh....

Read the whole article on AP Science

More from AP Science

Latest Science Newsletter

Get the latest and most popular science news articles of the week in your Inbox! It's free!

Check out our next project, Biology.Net