Biologists are confronting a problem they thought they had mostly solved: what, exactly, counts as life. A wave of ...

The questions in this quiz are suitable for GCSE biology students studying classification of living organisms and the impact of modern developments of classifying systems. If you struggled with the ...

Biologists are quietly rewriting what it means to be alive, and the human body has become one of their strangest frontiers.

There are millions of different species on the planet. Scientists try to group similar organisms together so that they are easier to identify. The groups start big and the organisms within have only a ...

Strange fossils, including some that could be predecessors to modern animals, found in China shed new light on the evolution of large, complex organisms, and indicate that they may have diversified ...