Abstract: The changing of sensitivity and selectivity profiles of gas sensors caused by sensor drifting and surroundings, leads to a serious decline in accuracy and even invalidation of the electronic ...

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Carlos Hathcock had already become one of America’s most feared snipers in Vietnam when he pushed precision shooting into territory few thought possible. Using a scoped .50 caliber machine gun adapted ...

A capable, creator-focused compact with excellent image quality, reliable autofocus and thoughtful video features, the PowerShot V1 is easy to like. However, its relatively high price and strong ...

U.S. forces safely rescued the second F-15E crew member of a fighter jet that went down over Iran on Friday, two U.S. officials said late Saturday. Subscribe to read this story ad-free Get unlimited ...

WASHINGTON — Iran shot down two U.S. military planes in separate attacks Friday, with one service member rescued and at least one missing, in a dramatic escalation since the war began nearly five ...

James LaPorta is the national security coordinating producer for the CBS News' Washington bureau. He is a former U.S. Marine veteran infantryman and veteran of the Afghanistan war. Washington — A U.S.

Joe Walsh is a senior editor for digital politics at CBS News. Joe previously covered breaking news for Forbes and local news in Boston. Iran's Deputy Foreign Minister Kazem Gharibabadi says President ...

One crew member has been rescued and the search continues for the second pilot after a U.S. F-15 fighter jet was shot down over Iran, the first aircraft downed in Iranian territory since the war began ...

Add Yahoo as a preferred source to see more of our stories on Google. One crew member has been rescued and the search continues for the second pilot after a U.S. F-15 fighter jet was shot down over ...

The strike came shortly after President Donald Trump claimed that the war in Iran was "nearing completion" Sam Gillette is a Staff Writer on the Human Interest team at PEOPLE. She first joined PEOPLE ...

Gov. Ron DeSantis visited Central Florida on Thursday to highlight Florida’s approach to college affordability. Florida deputies nab former officer over alleged New Orleans festival mass shooting ...