Interesting Science Facts

Here are some of the most interesting science facts

• There are more than 100 billion galaxies in this universe
• Our own galaxy Milky way has about 200 to 400 billion stars.  So if an average galaxy has around 300 billion stars, you can imagine how many stars are there in this univers
• People (and other hominids) have been using rocks for more than 2 million years
• Scientists have identified more than 500 different dinosaur species till now   and the smallest  dinosaurs is of the size of a chicken. 
• Our planet Earth was formed more than 4.5 billion years ago and it took around one billion years for life to develop on our planet.
• 71% of earth is covered by oceans.
• Africa is considered as the origin of today's modern humans.
• Planet Mars is called as Red Planet because of the iron oxide which is more prevalent in it and gives it a reddish look.
• The fastest wind speed ever recorded was 318 mph, in one of the tornadoes that hit the City in May, 1999.
• The world's longest rain streak happened in Hawaii in Kaneohe Ranch, Oahu, where there was rain for 247 straight days from August 27 1993 to April 30 1994. 
• The greatest volcano eruption in history occurred in Toba, Sumatra, around 71,000 years ago. This volcano eruption was so powerful that it produced some 2800 cubic kilometers of ash and it is also believed to have caused major decline of human population to around 10,000 individuals.