Sensory features on the armored exoskeletons of ancient fish may be the reason why humans have teeth that are sensitive to cold and other extremes. CNN values your feedback 1.

Armored jawless fish like Astraspis and Eriptychius and ancient arthropods like Anatolepis coexisted in the muddy shallow seas of the Ordovician period, which occurred between 485.4 million and ...

Ancient Romans were known for creating delicious sauces, including garum—a famous fish-based condiment. Scientists studying ancient DNA from a Roman-era salting plant in Spain have found that ...

Ancient Fish Had Sensory Teeth. The research, led by the University of Chicago, focused on the inner layer of teeth, known as dentine, which is responsible for transmitting sensory information to ...

Our sensitive teeth originally evolved from the "body armor" of extinct fish that lived 465 million years ago, scientists say. In a new study, the researchers showed how sensory tissue discovered ...

CT scan of the tooth-like-odontode structure from Astrapsis, an ancient jawless vertebrate fish. The tubules (shown in green) are filled with dentine, the same material that makes up the sensitive ...

Teeth first evolved as sensory organs, not for chewing, according to a new analysis of animal fossils.The first tooth-like structures seem to have been sensitive nodules on the skin of early fish ...

Traditional fisherfolk help uncover ancient fish preservation methods. Sep 24, 2019. Ancient bones reveal two whale species lost from the Mediterranean Sea. Jul 10, 2018.

Fermented fish sauce, or garum, was an incredibly popular condiment throughout the Roman Empire. For the first time, ancient DNA – scraped from vats used to produce the sauce – has revealed ...

The ancient fish lived about 305 million years ago during the Late Pennsylvanian period of the Paleozoic Era, the New Mexico Department of Cultural Affairs said in a Jan. 10 news release.

The ancient fish lived about 305 million years ago during the Late Pennsylvanian period of the Paleozoic Era, the New Mexico Department of Cultural Affairs said in a Jan. 10 news release.