People who live beyond 100 are, beyond a doubt, special, according to many researchers. Experts worldwide have been trying to understand if they carry something unique in their bodily makeup.

Cuckoos infiltrate the nests of other birds with similar-looking eggs, but drongos have evolved a highly effective way to snuff out the imposters. Their ability to recognise the uniquely patterned ...

Introduction -- The changing patterns of disease in children -- The chemical environment -- Children's unique vulnerability to toxic chemicals in the environment -- The links between toxic chemicals ...