Correction June 26, 2023 — An earlier version of this story misstated that the human acellular vessel had helped 18 injured soldiers. The 18 in question were both military personnel and ...

FOR the purpose of heat-exchanger calculations for deep hypothermia, the cooling of the blood flowing through a horizontal tube and annulus, with Reynolds number in the range of 50.4–1,025 and ...

Human blood is about 55 per cent salty water, ... After 36 days in hospital, he could no longer tolerate the feeding tube. Unfortunately, the hospital had run out of IV fluids, ...

Discover what non-reactive HIV test results really mean and why testing timing, window periods, and retesting are crucial for accuracy.

Advanced lab-grown tissues help show how special lung cells develop, shedding light on rare ACDMPV disease and suggesting potential ways to repair damage from viral infections such as COVID-19 ...