Human flight began as early as the 18th-century when scientists learned how to harness the power of different gases.
Ever wonder why your stomach makes all that noise when you're hungry?
Did you know that fire extinguishers can go bad?
How do they keep the chips so fresh and crisp inside those plastic bags?
A chemical commonly used for this is called mercaptin. The process of adding the stink is called stenching.
Cows, goats, and sheep require symbiotic microbes to help digest the plant biomass that they eat, and some of these microbes make methane.
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. Where did our planets come from?
The three states of water are solid, liquid, and gas. But, what happens when water "sublimates?"
Scientists are investigating alternatives for biodiesel fuel and have turned to butter!