The friction between the blade and the cheese ... She is a two-time winner of the D.C. Science Writers’ Association Newsbrief award and a winner of the Acoustical Society of America’s Science ...

Chief meteorologist Mark Dixon takes a look at a specific property of a pineapple in April 20's edition of Science Sunday. Chief meteorologist Mark Dixon checks out the science behind trebuchets ...

Picture yourself at a busy pedestrian crossing. When the light is red, everyone waits -- until one person starts to cross. Soon, others follow, and eventually everyone follows the crowd and crosses.