Archive: 01/31/2008

Probing Question: What is colorblindness?

Midnight Blue, Burnt Orange, Aquamarine. Since 1903, Crayola crayons -- with their fanciful names and hundreds of hues -- have introduced generations of American children to the nuanced beauty of the color spectrum. Imagine ...

Jan 31, 2008 3.9 / 5 (10) 2

Scientists solve mystery of glassy water

Water has some amazing properties. It is the only natural substance found in all three states — solid, liquid and gas — within the range of natural Earth temperatures. Its solid form is less dense than its liquid form, ...

Jan 31, 2008 4.4 / 5 (55) 3