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Stewart Edie

Stewart Edie

The Conversation

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Where nature draws the map – here are 5 ways to look at the US, without state boundaries

State lines are one way to picture the US, but natural history provides another – one that shows the ancient and living connections running across...

18.06.2026 10

The Conversation

Stewart Edie

Ancient fossils show how the last mass extinction forever scrambled the ocean’s biodiversity

Not everything dies in a mass extinction. Sea life recovered in different and surprising ways after the asteroid strike 66 million years ago. Ancient...

10.06.2025 7

The Conversation

Stewart Edie