Can you imagine that the lowly clam would take on a role as water based pollution detector?
Have you ever wondered why stainless steel does not rust?
You may have heard you should take zinc for a cold. Is there any scientific evidence that zinc gets rid of colds? Learn more on this Moment of Science.
Whether heard in a church or concert hall, the tones of a pipe organ are unmistakable. These massive instruments can weigh many tons, but how do they work?