Researchers carrying out work at a Mayan burial site in Mexico said this week they found a sealed-off cave that contained human skeletons, along with the remains of over 20 types of animals — ...

Archaeologists discovered a cave full of human bones in Tulum, Mexico. The remains of over a dozen other animal species were found as well. Photo from INAH Archaeologists recently made a discovery ...

MAMMOTH CAVE, Ky. (WBKO/Gray News) - The remains of an ancient species of shark was discovered in a Kentucky cave and unveiled on National Fossil Day, which takes place on the second Wednesday in ...

Two new ancient shark species have been uncovered in Mammoth Cave with teeth that "look like they just came out of the shark's mouth yesterday." When you purchase through links on our site, we may ...

A new species of ctenacanth shark fossils was identified through fossils collected at Mammoth Cave in Kentucky. National Park Service As researchers continue to learn more about sharks that lurked in ...

Port Jackson sharks grow to about 5.5 feet in length and are known for having “a distinctive blunt head” and harness-like markings, the Australian Museum reports. They prefer rocky environments near ...

Paleontologists discovered two new species of ancient sharks and put together research using the sharks' fossilized teeth and even a set of gills found in the depths of Mammoth Cave National Park, ...

As researchers continue to learn more about sharks that lurked in Kentucky seas hundreds of millions of years ago, two new species have now been identified. The two new species of ctenacanth shark ...