Stealth may soon be an impossible feat for submarines, after scientists found a way to detect even the quietest underwater vessels For US submarines operating in waters near China, the era of absolute ...

Unfortunately, the marshes currently host every invasive species in the lake as well. “We used to say ... pelted residents with sediment and pebbles. The lagoons were shallow, mucky, and polluted, so ...

Sampling devices used in groundwater monitoring should consider well diameter ... submersible pumps, bailers, suction-lift pumps, and positive displacement bladder pumps. Bailers are often used to ...

A father who was inside his car when a medevac jet crashed in a Philadelphia neighborhood last week was among seven killed in the incident, a medical examiner’s office says, meaning those seven ...

It casts a large shadow over the ongoing effort to understand what caused the collision of a passenger jet and a military helicopter last Wednesday, as a new phase of the recovery started Monday.

Capt. Alan Alejandro Montoya Perales and co-pilot Josue de Jesus Juarez Juarez both perished in the crash as well. Jet Rescue Air Ambulance Valentina suffered from spina bifida and had just ...

At least one person on the ground was killed in the fatal jet crash in Philadelphia on Friday evening, Philadelphia Mayor Cherelle Parker confirmed at a press conference Saturday morning ...

NTSB informed reporters that air traffic control at Reagan National alerted the helicopter team to the fact that a jet was in their vicinity twice — once at 8:46 p.m. and again at 8:47 p.m ...

The collision between an American Airlines passenger jet and an Army helicopter at Ronald ... medals and three Navy achievement medals, as well as a Global War on Terrorism medal.

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A medical jet carrying a young girl, her mother and four crew members crashed into a busy residential area of northeast Philadelphia, erupting in a fireball and killing everyone aboard.