The blobfish, described as the world's ugliest animal, has been voted fish of the year in New Zealand. The creature, which grows to about 12 inches (30cm) long, is known affectionately as Mr ...

Our planet’s first known mass extinction happened about 440 million years ago. Species diversity on Earth had been increasing ...

A research team linked nearby stellar explosions to at least one, possibly two, mass die-offs after calculating the supernova ...

along with armored fish and other marine species. A cataclysmic shift at the end of the Ordovician led to the disappearance of about 85% of species at a time when life was mostly limited to the ...