Back to the Middle Ages we go.
Airborne bacteria can live for up to 45 minutes and travel 4 meters when a human coughs or sneezes.
With new space telescopes, physicists were able to develop a computer model that tells us how sun spicules are formed.
A new study show that more guns are being manufactured and bought primarily for self defense instead of hunting or recreational shooting. The NRA stoking fears about Obama had a lot to do with that.
Study finds that more sexual activity boosts certian brain function in people 50-83.
Decomposing leaves in your backyard are contributing to climate change.