Free range mitochondria are coming for you

Transfer of mitochondria between cells is a ubiquitously occurring and now universally known phenomenon. For years, researchers have been serially demonstrating that one particular new cell type can transfer its mitos to ...

Researchers discover giant cavity in key tuberculosis molecule

Researchers from the Department of Energy's SLAC National Accelerator Laboratory have discovered a strange new feature of a protein that's thought to be important in the development of tuberculosis: The protein contains a ...

When warblers warn of cowbirds, blackbirds get the message

This is the story of three bird species and how they interact. The brown-headed cowbird plays the role of outlaw: It lays its eggs in other birds' nests and lets them raise its young—often at the expense of the host's nestlings. ...

Untangling the social lives of spiders

The idea of a complex spider society—in which thousands of spiders live, hunt, and raise their young together in a single colony—is unsettling to many of us. We are perhaps lucky then that this scene is relatively rare ...

Sturgeon genome sequenced

Sometimes referred to as the "the Methuselah of freshwater fish," sturgeons and their close relatives are very old from an evolutionary point of view. Fossils indicate that sturgeons date back 250 million years and have changed ...

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