Abstract: A circular polarization (CP) folded reflectarray antenna is proposed ... The CPSM element consists of two back-to-back connected CP antennas with a slant I-shaped slot on the ground plane ...

That generation of Black Hawks typically has two types of altimeters — one relying on barometric pressure and the other on radio frequency signals bounced off the ground. Helicopter pilots ...

The singer was not on the plane, but his girlfriend Rain Andreani was one of the several people taken to hospital, and one person died. By Abid Rahman International Editor, Digital A private plane ...

Two pilots flying a military plane have been rescued taken to the hospital after the aircraft crashed into the water near Shelter Island in San Diego, California, according to fire officials.

Just two days after the collision at Reagan airport, seven people were killed in a Philadelphia plane crash that injured more than a dozen people on the ground. A cause for the crash has not yet ...

BUCKINGHAM TWP., Pa. (WPVI) -- A small plane crashed near the Doylestown Airport in Bucks County on Monday morning. First responders were called to the area around 11 a.m. for a report of a single ...

If you compare a modern PCB with a typical 1980s PCB, you might notice — like [lcamtuf] did — that newer boards tend to have large areas of copper known as pours instead of empty space between ...

PHILADELPHIA - Five days after tragedy struck Northeast Philadelphia, we now know the name of the seventh victim who was killed on the ground. The NTSB is continuing to investigate the plane crash.

Dramatic video has been released showing the moment a speeding private jet owned by Vince Neil – the lead singer of Mötley Crüe – veers off a runway in Scottsdale Airport in Arizona and ...

One person has died and four others were injured after a plane hit another on the ground near Scottsdale Airport in Arizona on Monday, authorities said. The crash "off the runway" was reported at ...

A search for a missing plane carrying ten people has ended with ... latitude and longitude to receivers on the ground. If the the transponder stops sending signals, it could be because of an ...