Everyone knows that dinosaurs are extinct, and most people have some idea about how it might have occurred. But the exact periods in history when it happened are less well known. Was it a single ...

Nearly one million years ago, humanity came perilously close to disappearing. A new study reveals that our ancestors may have been reduced to just 1,280 individuals, leaving the human race on the ...

About 66 million years ago – perhaps on a downright unlucky day in May – an asteroid smashed into our planet. Even groups that weathered the catastrophe, such as mammals, fishes and flowering plants, ...