Researchers have developed an air conditioning system that could be up to 90% more efficient than standard set-ups, which are inefficient, expensive and unfriendly to the environment. The new tech, called DEVap, uses liquid desiccants in a clever and complicated way to change dry air into cold air, making it easier to cool already dry climates. DEVap also uses salt solutions in place of CFCs and HCFCs. Read more: Tech Freq News
There is a 24 hour "LeMons" race where drivers must compete in cars that cost $500 or less.