The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.
Did you know?
Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
Did you know?
In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.
Did you know?
The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.
Did you know?
The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
Binary fission and counting microbes.
Rooted trees from unrooted trees
Bright Trees
Binary Stars
Earth’s history is divided into nested sets of time--eons, eras, periods, and epochs--and is called
