New York, Berlin, London, Edinburgh, Paris & Zurich the exhibitions to see during the Summer including one that could go off ...

Delve into an intriguing science experiment showcasing a self-running machine powered by free energy concepts. Ever wondered if a machine can operate continuously without an external power source?

The price tag further obscures the question of practicality here: The Roborock Saros Z70 costs $2,599. That's a full $1,000 ...