Its tail was over 150% the length of its body.
Scotland used to be under an ice sheet more than 3,200 feet thick.
It's a map and time machine rolled into one.
Humans rarely get to see these bizarre animals.
The candidates make the Giza pyramids and Stonehenge seem young.
This is the first time scientists have documented the grisly behavior.
It swam through Cretaceous seas 80 million years ago.
Like a bowl of spaghetti noodles spilled across the floor of the North Sea, a vast array of hidden tunnel valleys wind and meander...
Two scientists who developed a technology used in COVID-19 mRNA vaccines have been awarded a $3 million prize.
It was nearly 30 feet long.