Extinction Events

Earth’s Deep Past: Cooling Hit *After* Ancient Extinction?

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A geological cross-section of ancient rock layers on Anticosti Island

Did you know that Earth has gone through dramatic climate shifts before? We often talk about climate change today, but our planet’s history is full of its own climate rollercoasters. A new study, looking at ancient rocks from Anticosti Island in Canada, is challenging what we thought we knew about one of these events: the … Read more

Ancient Icehouse Mystery: Did Cooling Hit AFTER a Mass Extinction?

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An artistic representation of the Late Ordovician period

Did you know that Earth has gone through several “icehouse” periods, where large ice sheets covered parts of the planet? These dramatic climate shifts have shaped life as we know it. Today, I want to dive into a fascinating new study that’s challenging our understanding of one of these ancient climate events: the Late Ordovician … Read more