This detector also has a mini-USB port so you can connect it to a PC for free ... open conditions. The Cobra RAD 450 can ...

Here, the authors built microbial sensors for detection of TNT explosive and tested their response over 28 days in contaminated soil with many natural microbes, achieving stable detection for 21 days.

You might think aftermarket parking sensors could be a bit of an unusual car upgrade at first, a bit like aftermarket reversing cameras, and you’d be right. Across ...