Young man Alex Kendrick, 16, who lives in New Mexico, USA, has invented a device to help communicate from the cave, moving to the ground easily.
The product of Antiblendlicht - ABL from Uwe Braun (Germany) can eliminate the glare of vehicles running in the opposite direction, which is very useful for the driver.
Scientists at the Massachusetts Institute of Technology (MIT) have invented a wireless nail-based wireless device called NailO, which allows for easy control of the phone.
Imagine that you can spot someone infected with the virus in just a few minutes.