Click the photos to see the answers to the questions.
Answers are posted every night.

Do dogs see in color?

The Portuguese man o' war floats due to its gas filled air sac. What gases are inside, and how do they get there?

When you mix cornstarch and water, you get something that many science sites call Oobleck. Under pressure, it feels like a solid, but when the pressure is removed, it flows like a liquid. What state of matter is it?

How often do you eat beach sand from St. Augustine, FL?

I have been trying to redesign the Science Photo of the Day, to make it fit with the rest of the site.

While many parts of Death Valley are below sea level, there are places where the ground is exactly at sea level. If you compared a cubic foot of air at sea level in Death Valley with a cubic foot of air at sea level in Florida, would they weigh the same? If not, which would be denser, and why?

Why is the bottom of a candle flame blue?

On my way home from last week's teacher training, I was lucky enough to stop by the Blue Heron Wetlands in Titusville at a time when there were a few Swallows. Is there an advantage to this many birds flying around together?

Why can you sometimes see the moon during the day?

Why are marksmen sometimes called "snipers?"

How heavy are clouds?

Why does a light freeze cause leaves to wilt so quickly?

Why do the sides of old branch scars bulge out?

I am working on the new Matter Study Unit this week. To tie in with that, what state of matter is smoke?