Small mussels in the Baltic are getting even smaller

Blue mussels in the Baltic Sea are getting smaller with time but bigger in numbers, according to a new study from Stockholm University. Analyzing data from the last 24 years, the main reason for this appears to be changes ...

Decreased iron levels in seawater make mussels loosen their grip

Mussels secrete sticky plaques that help them attach to wet surfaces, such as rocks on the beach. These adhesive structures are rich in iron, which is thought to help make the attachments strong yet flexible. Now, researchers ...

What will COVID-19 look like to geologists in the far future?

COVID-19 is a major global shock that has turned our lives upside down, but how does it measure up on the grand billion-year scale of Earth history? The answer puts our human dramas in the largest perspective—and may yet ...

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