Cancer is a word that frightens almost everyone. There are over 100 types of cancer. In simple words, cancer is a disease that affects cells... (read more)

The basic function of the esophagus is to propel food or liquids into the stomach. If your stomach has too much acid, food or bile, the contents will reflux back into the esophagus,... (read more)

The esophagus is a tube that connects the throat with the stomach. It is about 10 inches long and lies behind the heart in the lower part of... (read more)

The standard time zone of Cancun is UTC/GMT -6 hours, which means that London is 6 hours ahead of Cancun when there is daylight saving time. For example, when its 17:00 in London, it will be 11:00 in Cancun. Daylight saving time starts on the first Sunday... (read more)

American man Jon Brower Minnoch was the heaviest man ever recorded, weighing approximately 634 kg (100 stone) at his peak weight. Jon died in September 1983 at the age of 42. (read more)

The typical cross profile will be narrow and shallow. (read more)

Its called a long profile. (read more)

In North America, watershed often means drainage basin. However, outside North America, it often refers to drainage divide, i.e. the ridge of land surrounding a river separating two or more drainage basins. (read more)

Some people may think the mouth of a river is the start point of a river, but thats wrong. The mouth of a river is the end point of a river. (read more)