Researchers have discovered a contagious cancer in catfish – just the fourth example of tumour cells that spread naturally from one animal to another. The others are a sexually transmitted tumour in ...

Stimulating one population, called Npy+ neurons, lowered the animals’ heart rates; destroying it caused heart failure and death. These results suggest that Npy+ neurons can put the brakes on a racing ...

Discovery of a distant Jupiter-mass object could pave the way for detection of exomoons — plus, a rare transmissible cancer found in catfish.

As large swathes of Europe and Asia swelter through record heatwaves this summer, discussions have centred around an obvious way to keep people cool: more air conditioners. Popular in high-income ...

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