How a contagious cancer spread among clams

A contagious blood cancer jumped from one species of clam to another and spread among clams living in the Atlantic Ocean and Mediterranean Sea, shows a study published today in eLife.

Meltwater influences ecosystems in the Arctic Ocean

In the summer months, sea ice from the Arctic drifts through Fram Strait into the Atlantic. Thanks to meltwater, a stable layer forms around the drifting ice atop the salty seawater, producing significant effects on biological ...

How oxygen-producing cyanobacteria facilitated complex life

The "Great Oxygenation Event" (GOE), the process whereby the Earth's atmosphere was continuously enriched with oxygen, a waste product of photosynthesis, began ~2.43 billion years ago. The source, according to science, was ...

How bushfire smoke traveled around the world

It's not just how hot the fires burn—it's also where they burn that matters. During the recent extreme fire season in Australia, which began in 2019 and burned into 2020, millions of tons of smoke particles were released ...

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