The legend of the Pentax K1000 is rooted in it’s simplicity, reliability and affordability. Introduced in 1976, just a year after Pentax replaced their Spotmatic series of M42 screw mount cameras with ...

Security cams don't always fare well in winter storms, but I've learned how to make sure they stay safe and in action.

Abstract: System Dynamics is a methodology for modeling and simulating dynamically complex systems, which are characterized by feedback loops, nonlinearity, and time delays. It uses Causal Loop ...

A smart home upgrade may be just the ticket. The gadgets below can help clean their floors without any effort, keep an eye on ...

The Texas Department of Public Safety is investigating Flock Safety over claims that the company put up cameras around ...