Scientists recently discovered a new species of green anaconda in the Amazon rainforest. A new Nat Geo series shows the ...

By cutting into a tiny throat bone, Princeton's Chris Griffin showed that it belonged to an adult of a smaller tyrannosauroid ...

In the rugged terrain where Mexico and the United States meet, a border wall is just the latest obstacle fragmenting habitats ...

In his new National Geographic series Pole to Pole, the actor ventures deep into the Amazon in search of creatures whose ...