The demand for higher data rates, improved spectral efficiency and better quality of service has driven a rapid evolution in wireless communication technology. Therefore, Massive Multiple-Input ...

Abstract: Trajectory optimization of electric vertical takeoff and landing (eVTOL) vehicles for urban air mobility (UAM) missions, such as passenger transportation and cargo delivery, has only been ...

NBC News was given behind-the-scenes access to Joby, an American company that has partnered with Uber to test and demonstrate air taxis. The fully electric taxis can go 200 mph and are roughly the ...

Office air with low humidity can dry out your skin and make your hair look dull. Poor ventilation can lead to a buildup of carbon dioxide and carbon monoxide, causing fatigue, headaches, and ...

After putting 12 different air purifier models in a smoke chamber, we found the best one for capturing viruses so you don't breathe them in. Anna Gragert Senior Editor, Health and Home Anna Gragert ...