Something as large as a whale might seem an easy thing to keep tabs on, but for for the US National Oceanic and Atmospheric Administration (NOAA), tracking migrating pods of gray whales is a major ...

175 automatic gunshot detectors have gone up around Anderson, where city leaders plan to add even more – aiming to crack down on violent crime. 175 automatic gunshot detectors have gone up around ...

We spent weeks testing the best metal detectors on the market. Here are our top six picks. Purchasing one of the best metal ...

May 19, 2006 One can only imagine the horrors of finding out the hard way that one was in the vicinity, or indeed, the target of a chemical agent attack. Whilst it’s something most of us will never ...

When you think of radar detectors, you might imagine a device that will helps people avoid the police and any penalties that might incur because of their driving. But that's only one reason a person ...

Radar detectors can identify the signature of police radar guns, alerting you to their presence. Sometimes, this extra warning is the difference between you and a costly ticket — so long as they’re ...

This circuit uses a complementary pair comprising npn metallic transistor T1 (BC109) and pnp germanium transistor T2 (AC188) to detect heat (due to outbreak of fire, etc) in the vicinity and energise ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. ANDERSON, Ind. — 175 automatic gunshot ...