The air at the summit of Mount Everest, 29,029 feet is only a third as thick as the air at sea level.

The risk of being struck by a falling meteorite for a human is one occurence every 9,300 years.

The earliest wine makers lived in Egypt around 2300 BC.

To escape the Earth's gravity a rocket need to travel at 7 miles a second.

If our Sun were just inch in diameter, the nearest star would be 445 miles away.

Every hour the Universe expands by a billion miles in all directions.

On the day that Alexander Graham Bell was buried the entire US telephone system was shut down for 1 minute in tribute.

One million, million, million, million, millionth of a second after the Big Bang the Universe was the size of a …pea.