Category: Updates

What is silent drowning?

With so-called dry drowning, water never reaches the lungs. Instead, breathing in water causes your child's vocal cords to spasm and close up. That ...

How was the Big Sur formed?

The boundary between these two plates then became a transform boundary. As these plates started to slide past each other, a piece of the Sierra Nevada (w...

Does a marble sink or float?

Because the cork and the aluminum toy boat always float, cork and the aluminum of the boat must be less dense than water. Because the glass marble always...