Alzheimer's, a brain disorder associated with memory loss, is caused when plaque accumulates on neurons, killing the cells off and causing brain shrinkage.
Did climate change wipe out the wooly mammoth? The fossil record may tell a different story of the mammoth's demise.
Despite weighing tons, clouds seem to free-float in the air. How do the billowy marvels stay up in the sky?
Seemingly decadent, eating dark chocolate is actually good for your heart. Scientists may have finally figured out why.
Recent studies have found that chocolate very well may have health benefits.
The eyes of insects are very different than those of mammals like humans. Nevertheless, they serve their owners well.
Some people believe that a dog's mouth is cleaner than a human's. While this may be true, which mouth is more dangerous to people?
The human nose may be a lot more capable than we've been led to believe.
For most of us, a gentle touch from another human being every now and then is a nice thing. Could this be due to a special sensory receptor in our skin?
When it comes to thunderstorms, you may not be as safe as you think.