Dec. 5, 2025 Kyushu University scientists have achieved a major leap in fuel cell technology by enabling efficient proton transport at just 300°C. Their scandium-doped oxide materials create a wide, ...

Low blood pressure is dangerous when it drops below 90/60 mm Hg and causes symptoms. Signs of dangerous low blood pressure include feeling lightheaded, fainting, and having a fast or slow heartbeat.

A wide pulse pressure is when the top and bottom blood pressure numbers are more than 100 mm Hg apart. Older adults and athletes may have wide pulse pressure, but for non-athletes, it can mean a ...

Tourer and tug ? just two of the many uses to which the remarkable and long-lived DR400 design has been put | Words: Dave Unwin – Photos: Keith Wilson As Keith signals he wants me to drop lower and ...