An illustration of a magnifying glass. An illustration of a magnifying glass.

Ancient stone, deep water, and a giant magnet—this old bridge held more secrets than we expected. From rusty relics to unbelievable pulls, this was one wild day of magnet fishing. Ukrainian ...

That's because it's just a smattering of these tiny bumpy flakes, "thought to be the scales of this ancient fish-like thing," forming a kind of armor. Because the Anatolepis fragments hadn't been ...

That's because it's just a smattering of these tiny bumpy flakes, "thought to be the scales of this ancient fish-like thing," forming a kind of armor. Because the Anatolepis fragments hadn't been ...

Well, it turns out the sensitivity of our teeth which causes them to ache can be traced back to the exoskeletons of ancient armored fish. Here's NPR's Ari Daniel. ARI DANIEL, BYLINE: Yara Haridy ...

Well, it turns out the sensitivity of our teeth which causes them to ache can be traced back to the exoskeletons of ancient armored fish. Here's NPR's Ari Daniel. ARI DANIEL, BYLINE: Yara Haridy is an ...