Wi-fi internet connection slower than wired?
The average internet connection speed with wi-fi is 30% slower than the internet connection with cable, according to research by scientists at Epitiro Technology (UK).Japan is about to test the elevator into space
Japanese scientists launch a world-leading elevator to the space station and prepare for testing.Revolutionary skyscraper
The race to build skyscrapers is getting a new boost, thanks to the emergence of super-strong cables capable of pulling elevators to break all current record heights.