Win up to $1,000. The Veterans of Foreign Wars administer a scholarship with three awards, for $1,000, $3,000, and $5,000. This contest is open to Eagle Scouts still in high school, as well as members of several other scouting organizations.
Sir Robert Watson-Watt in the year 1935 invented the first practical radar in the United Kingdom. A Handley Page Heyford bomber was detected by his radar from a distance of 12 km.ir Robert Watson-Watt in the year 1935 invented the first practical radar in the United Kingdom. A Handley Page Heyford bomber was detected by his radar from a distance of 12 km.
NASA. Another type of smoke detector was invented by NASA for use in space. The first edition of this device was introduced to the Skylab in 1973. This was necessary to to the requirement of adjustable sensitivity for the space station.