Dress Sizes The Scientific Way
In pre-industrial America, most clothing was crafted at home or by professional tailors or dressmakers from individual measurements taken of each customer. In the early Twentieth Century, the growing urban middle class began to purchase the affordable and…
Continue reading →More science facts
Astronomy
Dark Matter Mystery
While carefully measuring the speed of rotation of galaxies, astronomers stumbled upon a profound cosmic…
Biology
What Are Stem Cells?
When an egg is fertilized by a sperm cell, it quickly becomes a single cell from which all cells of the…
Astronomy
The Antennae
NASA's Chandra X-ray Observatory has discovered rich deposits of neon, magnesium, and silicon in a pair of…
Chemistry
Oil Viscosity
Everybody recognizes 'oil' as a word for liquid materials that do not behave like water. They have a…