Scott Dutfield

Reference Learn all about the human body's many systems and some of its individual organs, both vital and vestigial.

The ship was the largest moving human object at the time it was built.

Reference A sonogram, ultrasound scan and blood test can offer sex predictions

Reference Pterodactyls soared in the skies during the age of the dinosaurs and include some of the largest flying reptiles ever.

REFERENCE Can running help to build muscle mass?

Reference The lymphatic system helps rid the body of toxins. Diseases of this system include lymphadenopathy, lymphoma and other disorders.

Reference The human heart is an organ that pumps blood throughout the body via the circulatory system.

Reference Carbohydrates — one of the basic food groups — are the sugars, starches and fibers found in fruits, grains, vegetables and milk products. They are important to a healthy diet.

Reference Geiger counters use the natural process of ionization to detect and measure radiation levels

Reference Discover the facts about light pollution and its impact on the environment and our health.

Reference The science behind infrared cameras and how they "see" heat.

Reference The World Wide Web was created by British scientist Tim Berners-Lee in the 1990s.

Reference Plastic-eating bacteria could have a massive impact on our environmental plastic problem.

Reference Discover the secrets of how aquatic animals like fish can use their gills to breathe underwater and learn the ways that gills and lungs differ.