Asking a biologist to define 'life' is a bit like looking-up the word 'definition' in a dictionary — it's as if you're questioning their very existence. Biologists like myself don't agree on what life ...

Last week, I sat for an exam that induced more perspiration than was necessary. My previous exam had been more than a year ago and although the one last week was more of an informal affair (there were ...

Activists, university officials and political leaders are deeply divided over what, precisely, constitutes antisemitism. By Vimal Patel Many donors, politicians and Jewish students have pressured ...

How many people must die in a shooting before it’s termed a ‘mass shooting’? Four people? Two? None at all? One strict definition used in the past by the federal government says at least four victims ...