Giant ice volcanoes may have recently changed the face of Pluto

Astronomers have found more evidence of giant ice volcanoes on Pluto. New analysis of data and images gathered by the New Horizons mission have revealed unique surface structures that seem to have been produced by something known as cryovolcanism.

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Poor sleep linked to sustained increases in dangerous visceral fat

Researchers at the Mayo Clinic have shed new light on the relationship between sleep and body fat, demonstrating how a lack of sleep can increase levels of insidious visceral fat deep in the abdomen, which carries acute risks to our health.

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Fourth COVID-19 mRNA vaccine dose approved for all older Americans

The FDA has authorized a fourth mRNA vaccine dose for all individuals aged 50 and over. The authorization includes both Pfizer and Moderna vaccines and is recommended to be administered at least four months after a third dose.

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