New fossil reveals the weird ‘tooth cushions’ of an apex predator from 425 million years ago

Roughly 425 million years ago, in the warm seas over what is now southern China, there lived a metre-long bony fish with jaws ...
Science Daily

Mass extinction 66 million years ago triggered rapid evolution of bird genomes

Study finds that the mass extinction caused by an asteroid about 66 million years ago led to critical changes in bird genomes that ultimately sparked the incredibly diversity living birds. Shortly ...