Inventor: Ole Baltazar Andersen Invention: A new gravity map Inventor’s Country: Denmark According to US Geological Survey (USGS), the arctic region has 90 billion barrels of untapped oil. That is about 13% of the world’s undiscovered oil. Exploring for oil though is quite often a tough task. This is because

Inventor: George Chappell Invention: Tracker to lay cross country ski trails Inventor’s Location: LeRoy, Minnesota Many people go skiing near Lake Louise State Park at LeRoy, Minnesota. According to Charile Anderson, who is the chairman of the Friends of Lake Louise State Park, there is a tracker which is used by Minnesota Department of Natural [...]