Concept of 'glass cliff' resonates for women

The inventors of the term "glass cliff" – which appears on the shortlist for the Oxford Dictionaries word of the year 2016 – say it has found fame because it resonates for so many women.

Why certain fishes went extinct 65 million years ago

Large size and a fast bite spelled doom for bony fishes during the last mass extinction 65 million years ago, according to a new study to be published March 31, 2009, in the Proceedings of the National Academy of Sciences.