EDGEWOOD, Md.--(BUSINESS WIRE)--Smiths Detection Inc., a global leader in threat detection and security technology, alongside Block MEMS, LLC (Block) has been selected by The Defense Threat Reduction ...

We’re still not sure exactly how [connornishijima]’s motion detector works, though many readers offered plausible explanations in the comments the last time we covered it. It works well enough, though ...