This work looks at the human impact on plants and the animals they depend upon for reproduction. As an increasing number of species are erased by pesticides or habitat disruption, 80 per cent of the human diet is threatened.
How are you feeling?Most of the time you feel fine, but sometimes you get sick. Sometimes a germ catches up with you.Germs are all around you, but they are too small for you to see. Many germs are harmless, but two kinds, viruses and bacteria, can make yo
Ka-choo! Brrr. Yawnnnn.Have you ever wondered what makes you sneeze when you're in a dusty room? Or shiver when you get out of the bathtub? Or yawn when you're tired? All of these actions are reflexes. Your body makes them happen even though you don't tel
