Discovered by sheer accident in the late 1920s, penicillin was the world's first antibiotic.
The thyroid gland is a small, butterfly-shaped organ in the throat. Here's what you need to know about its function.
Reference There are five basic human senses: touch, sight, hearing, smell and taste. Other senses also help us understand and perceive the world around us.
Reference The effects of global warming will be far-reaching and often devastating, scientists have warned.
Here's a look at the differences between deductive reasoning and inductive reasoning, with examples of each type of scientific reasoning.
The flu (short for influenza) is a respiratory virus that affects the throat, nose, bronchi and, sometimes, the lungs.
Also known as the ‘blood clotting’ nutrient, vitamin K is important for healing, bone health and eyesight
Also known as ascorbic acid, vitamin C is important to many functions in the body. Here’s a complete guide on how to get enough of it
Tonsils are small organs in the back of the throat. When they become inflamed they cause tonsillitis.
Everything you need to know about following a gluten-free diet, from what foods to avoid, to potential risks
Reference Throughout history, lions have been celebrated for their strength and beauty, and are the inspiration for many myths and stories worldwide.
reference Acid rain is any form of precipitation that contains acidic components, such as sulfuric or nitric acid. It affects nearly everything: plants, soil, trees, buildings and even statues.
Crocodiles are large reptiles that belong to the order Crocodilia, which includes alligators, caimans and gharials.
Reference Fascinating facts about moles, including their diets, habits and habit and conservation status.
Reference Tonsil stones are accumulations of bacteria and debris in the crypts of some people's tonsils. This problem is not dangerous and is usually easily treatable.
Cheetahs are unique members of the big cat family, with bodies built for acceleration and short bursts of incredible speed.
Reference There are about 30 species of rabbits around the world. While their features and locations vary, they share many things in common.