Walmart has a super deal on this 50-Inch Hisense 4K UHD Roku TV that makes it cheaper than ever to upgrade your old model with a new one. The 50-Inch Hisense 4K UHD Roku TV is on sale for $214 ...

Stanley Lebar, who designed the TV camera that recorded astronaut Neil Armstrong’s moon landing 40 years ago and whose engineering breakthrough is credited with ushering in the era of live TV ...