The gut of elite athletes has a bacterium that enhances performance.

It’s already theoretically possible to bring back mammoths.

He’s a rescue and his name is Wally.

University of Manchester and University of North Texas scientists are the first to show that an embryonic living heart can be programmed to survive the effects of a low oxygen environment in later life.

Supplementing with D-ribose reduces symptoms of heart failure by improving cardiac function. A multi-pronged approach to managing heart failure is described.

Many countries impose time limits on storing frozen sperm, but a sperm bank study has found this may not be necessary as it has little effect on birth rates.

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Epicentre of quake at shallow depth of 14km.