Cold-blooded & warm-blooded

Well, not quite – but it’s true that about 80 per cent of our ocean floor remains unexplored and uncharted. Discovering what our ocean depths look like and what life might be found there is just as ch

Mass extinctions and evolutionary leaps, from bacteria to Homo sapiens

They’re often depicted as huge, scaly beasts, but new discoveries are changing our beliefs about the creatures that once stalked our planet

Probably the most common question I’m asked by patients who are feeling tired or have put on weight is, “Do I have a slow metabolism?” The answer is complicated. Your metabolism is the name for all th

I t’s the summer solstice, and the mountains ...

The hormone testosterone is produced in the testicles and, to a lesser degree, the ovaries in women, which is converted to oestradiol, a form of oestrogen. In fact, men produce about 20 times as much