Dolphin worlds are no longer circus-like recreation for humans, but one oceanic species has found it possible to settle down in a relatively restricted habitat. Here is the story of their novel world, with I’m sure, more evolutionary possibilities to come.

You are either obsessed with ancient times, as Europe became populated and China achieved the first imperial power - or you are bored stiff with it. Well here is one stiff who could manage to become the first immortal – if technology can finally pin the death on something apart from the freezing cold and loss of blood.

The mechanisms of shelf-sea fronts are poorly understood. As a front passes, how do plankton and their consumers contribute to the ecology of sea and land nearby? Many species of predator specialise in visiting these fronts, whether transient or fixed, and using the warmer temperatures, the varying productivity and the food supply that gannets find a valuable diet during the breeding season.

Need to save money after the spending boom to end them all? Here are 2 sets of opinions on how to pull out the plugs at night – at least.

When dolphins are 'rescued' in various countries, the car given seems to be ill-considered. We are simply looking at the success rate which is reported to be low, in most places. They could even end up in commercial aquarium shows, but they certainly rarely make it back to the sea.

What is killing bees? Chelsea has the answer here.