Sugar cubes crumble and fall apart when they get wet. What causes sugar to dissolve?
How does fire pass from one burning stick to another unlit stick?
How come fried eggs and melted cheese slide off Teflon?
Nothing will scratch or damage a diamond, while a diamond can scratch any other material on Earth. So what makes them so tough?
Robert Frost once wrote a poem about coming across an old woodpile in the forest. In describing it he refers to the “slow, smokeless burning of decay.” What a great line of poetry. Neat part about it is, it’s also technically correct. Decay is an extremely slow burning process. Or, you could say, fire is an extremely fast decaying process. In either case, what you have is the combination of carbon, oxygen, and hydrogen. Learn more on this Moment of Science.
Did you ever wonder why sugar dissolves in a cup of coffee? Learn more on this Moment of Science.
As vegetables go, soybeans aren't very exciting. But they play a key role in the development of an alternative fuel called biodiesel.
Although dissection remains a staple of medical training, over the years we have developed less invasive ways of peering inside the body. One of the most revolutionary and successful is MRI, or magnetic resonance imaging.