A preliminary cause in the horrifying Hudson River helicopter crash likely will take “quite some time” to determine, said a top federal safety official Friday — as she revealed the doomed ...

Video captures shocking moment helicopter rotor flies off and makes large splash into water after helicopter crashes in NY's Hudson River. Scientists studied late sleepers for 8 years and this is ...

In Japan, engineers use road sprinklers to remove snow from surface roads. This simple system uses warmish water from underground springs delivered through tiny, flush-mounted sprinkler heads in the ...