Zoe uses CGI graphics to explain the structure of the heart and the difference between veins and arteries. Suitable for teaching science at KS2 and First and Second Level.

Circulatory system – The circulatory system transports water and nutrients around the body. Not all animals have the same system. Closed system – When blood stays within the blood vessels.

Animals are talking — will the legal system listen? If we can understand what nonhumans are saying, the debate shifts to whether they should have human rights. By Carlyn Zwarenstein.

The wide range of migratory behaviours across animal taxa has always fascinated the scientific community. Biotelemetry is a powerful tool that yields information about the underlying physiology.

Here on Earth, a person's blood tends to pool in the legs because of gravity (the leg veins have valves that help to maintain blood flow from the legs back up to the heart). Things are different ...

The cardiovascular system, also known to some as the circulatory system, consists of the heart, blood vessels, and blood. Learn more about it here.

Your circulatory or cardiovascular system serves a vital function by delivering oxygen and nutrients to all the organs and tissues of your body. Learn more about how the circulatory system works ...

All the latest science news on circulatory system from Phys.org. Find the latest news, advancements, and breakthroughs. Topics. ... Plants & Animals Dec 18, 2024 ...

University of Manchester scientists have discovered significant concentrations of microplastics in the male reproductive system of sea turtles.The scientists also found slightly less, but still ...

A circulatory system that beats gravity. Spots that dissipate heat. This giant is purpose-built for its size and surroundings. This story appears in the October 2019 issue of National Geographic ...