Spring-loaded plungers use a spring and a plunger (or ball tip) to exert a precise and repeatable force. They are a better option than having engineers cobble together an assembly that uses a simple, ...

Abstract: Autonomous marine vehicles (AMVs) have received considerable attention in the past few decades, mainly because they play essential roles in broad marine applications such as environmental ...

Bending forwards at work in early pregnancy has been linked to a higher risk of miscarriage in a new study. Walking and standing a lot could also heighten the risk, according to researchers. The study ...

Abstract: The macroscopic relative motion solid-liquid interface widely exists in the contact motion pairs of machine tools and other mechanical equipment. In order to accurately obtain the tangential ...