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2017-01-18 Architecture - CCTV System installation in Tunnels.:

Prashant,    Considering that I have a few cameras set up to monitor and record activity for my office, you can expect that my answer is going to be "yes".  Our major road intersections and public utilities

2017-01-18 Physics - CCTV System installation in Tunnels.:

Hello Prashant,    It has already been done:     New York Holland Tunnel >;_ylt=AwrB8pfzvX9YsyMAFleJzbkF;_ylu=X3oDMTIzdHQxdTNrBHNlYwNzcgRzbGsDaW1nBG9pZANmNzhjNGQ3ZmU4YmM1ZTlkMTU4Zjg2ZTQ0M2ZhZWZmOARncG9zAzM5BGl0A2Jpbmc-?

2017-01-18 Electrical Engineering - CCTV System installation in Tunnels.:

Yes, it is feasible.      In Japan, and perhaps in other countries, they have such systems on the public trains.  Especially with the bullet trains that run between Tokyo and other Japanese cities.   

2017-01-18 Entomology (Study of Bugs) - Mystery bug identification:

Dear Mariza - These are a specialized sort of leaf beetle (family Chrysomelidae) in the subfamily Bruchinae. Commonly known as pea or bean weevils, they infest whole seeds (usually dried) of many plants

2017-01-17 Physics - relativity:

So this is a gray area in physics, a little bit.  If you consider objects to exist on world-lines and have an infinite extent in time, then nothing is "moving" at the "speed of time" or it would have to


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