James Gregory shows the cone-like molars on a mandible of a mastodon he and Mason Kirkland discovered in an obscure creek in ...

When a student stumbles on a fossil that turns out to be over 30,000 years old, it changes the way science is seen – not as ...

Bone is the right word: This bone belonged to a mastodon, and mastodons are still ... of years in its rearview and mere millennia until extinction. He had lived the kind of boisterous, peripatetic ...

The 13,600-year-old fossil remnants belong to a mastodon (Mammut sp.), a long-extinct, distant relative of today's elephants. "This is the first-ever well-preserved mastodon (primarily the skull ...

The mastodon was a huge mammal similar to mammoths and elephants which lived across North America from about 3.5 million years ago until only 10,500 years ago. Their extinction is believed to have ...

The giant Mammuthus columbi, for example, migrated as far south as central Mississippi until its eventual extinction around 12,700 BCE. The mastodon’s home, in comparison, included what is now Iowa.

The cause of the mastodon's extinction has long been debated. Adrian says, 'We know that around 13,000 years ago the global climate cooled, and in the area where the mastodons were living, they would ...

Mason Kirkland shows the root canal system and teeth from the maxilla of a mastodon he and James Gregory ... but the mastodons' population fell into extinction about 10,000 years ago.

The 13,600-year-old fossil remnants belong to a mastodon (Mammut sp.), a long-extinct, distant relative of today's elephants. "This is the first-ever well-preserved mastodon (primarily the skull) that ...