This week in science news, we find out what your cat's face might be telling you, gear up for an impending solar maximum and discover the gruesome answer to the "mermaid" mummy mystery. Cats, mysterious creatures that they are, always seem to be up to something, but we're never completely sure what's going on in those feline brains. Scientists' curiosity into what cats might be thinking led to a study of the felines in cat cafes, which revealed they have nearly 300 different facial expressions — but can they recognize themselves in the mirror ? Even more astounding animal discoveries...