All blood vessels are specifically structured to perform their function. For example, a capillary is microscopically thin to allow gases to exchange, the arteries are tough and flexible to cope ...

While researchers have long been familiar with the surface structure of lymphatic vessels, a groundbreaking study has now focused on their jigsaw puzzle-like pattern. This arrangement helps cells ...

P.J. Answer: An MRI is a much more sensitive test than a CT scan for looking at the brain structure and its blood vessels. The back part of the brain, called the posterior fossa, contains the ...

Details have emerged about an apparent two-hour stand-off between South Korean and Chinese coastguard vessels last month, which began when South Korea attempted to investigate a steel structure in the ...

All blood vessels are specifically structured to perform their function. For example, a capillary is microscopically thin to allow gases to exchange, the arteries are tough and flexible to cope ...