Harwin, Salem, NH, offers Spring Contact Connectors including extended C and Positive Stop models in nine heights that maintain a positive force against a mating surface. They are available in different widths for a choice of spring contact forces, and offer “positive stop” to prevent damage caused by over-compression. They...

An international team of researchers, led by Penn State, has developed ultrasensitive gas sensors based on the infusion of boron atoms into the tightly bound matrix of carbon atoms known as graphene. The group is composed of researchers from six countries and includes the 2010 Noble laureate and...

This week's Question: Hundreds of thousands of the unmanned aircraft are expected to be sold between Black Friday and the end of the year, providing both a boon for the emerging industry and a potential headache for aviation safety officials. Parrot's Bebop Drones,...

In hopes of limiting the disastrous environmental effects of massive oil spills, scientists from Drexel University and Deakin University, in Australia, have teamed up to manufacture and test a new material. The boron nitride nanosheet absorbs up to 33 times its weight in oils and organic solvents — a...