A high pulse with low blood pressure (BP) can happen after standing up or due to a medical condition—like congestive heart failure. Low blood pressure—also called hypotension—may not be a ...

This story appears in the November 2015 issue of National Geographic magazine. The view out the window was bad enough. As his research plane flew over groves of California’s giant sequoias, some ...

RPCQ series of automotive grade high power pulse withstanding chip resistors. These resistors are developed to fulfil the demanding requirements of modern electronic designs, which often need ...