Adolf Hitler's great-grandnephews made a pact never to have children in order to extinguish the Hitler line.

A person who loses his or her cell phone experiences a panic similar to the approach of imminent death.

An unexpected message from someone you love can have a positive effect on your body and instantly improve your mood.

Background noise in restaurants affects the taste of food

Most mountains are formed when things happen inside the Earth to push rocks up – the longer this happens, the higher the rocks are pushed, and the higher the mountains can be.

It is physically impossible for pigs to look up into the sky.

While some mountains are getting taller, you can't see them grow.

Geologists classify a mountain as a landform that rises at least 1,000 feet (300 meters) or more.

Cheese is the most stolen food in the world.

Mountains usually have steep, sloping sides and a high point called a peak.

Smart people get angry easily and are easier to annoy.

Members of an Indian cult eat the dead

Sharks kill about one person every year. Humans kill about 114 sharks every hour.

Adolf Hitler wanted to become a painter, but failed the entrance exam to the Vienna Academy of Fine Arts two years in a row.

People you meet by accident are more likely to become important in your life.

Teenagers who spend most of their time listening to music are more likely to be depressed.

Cheese is the most stolen food in the world.

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