When responders arrive at a crime scene, they know they need to be careful, but when radioactive material could be present, extra caution is required and specialized procedures must be put into action ...

In theory, the functioning of a pyroelectric detector is absolutely comprehensible. As the centrepiece in gas analysers, flame sensors, spectral analysis devices as well as non-contact temperature ...

The circuit developed as a demo could solve two classic combinatorial optimization problems simultaneously, namely the max-cut problem (top) and the four-color problem (bottom). Disclaimer: AAAS and ...

With more than 60 new products on display at Demo 06, the conference that brings together startups and monied high-tech investors, it is sometimes the most practical solutions that win the audience ...

TimesMachine is an exclusive benefit for home delivery and digital subscribers. About the Archive This is a digitized version of an article from The Times’s print archive, before the start of online ...