|
|
Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.
Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.
The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.
Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.
In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.
![While numerous subspecies of the jaguar have been recognized, recent research suggests just three. G](https://biology-forums.com/gallery/47/medium_27638_22_04_12_9_37_20.jpeg)
![Like most world-changing inventions, the printing press of fifteenth-century Europe took advantage o](https://biology-forums.com/gallery/47/medium_6_15_08_15_11_36_37_22214776.jpeg)