• Research shows size matters

    We now have the data to prove it.

    Ecologists may need to rethink their understanding of why living organisms – from beetles to blue whales – grow the s...

    Animals October 8, 2019
  • Humans have a metabolic ceiling

    Endurance ability is more about food than fitness.

    The ultimate limits to human endurance-race performance, scientists say, may not be determined simply by strength and...

    Medicine June 5, 2019
  • Giant pandas metabolise like hyper-carnivores

    Analysis finds bamboo specialists function like meat-eaters.

    Giant pandas adoption of bamboo as a sole food source has puzzled scientists for decades. Now a macronutrient analysi...

    Animals May 2, 2019
  • Study discovers why you can’t resist hot chips

    Evolutionary adaptations recast into the modern world make fat-and-carb combos irresistible.

    Foods high in both fats and carbohydrate trigger the brain’s reward circuits more than either fats or carbohydrate al...

    Biology June 14, 2018
  • Gene shows sugar is not always a villain

    People with two copies of the FGF21 gene can be quite slim.

    A variant gene may give carriers a sweet tooth but protect them from some of the effects of carbs. John Lamb / Getty ...

    Nutrition April 10, 2018
  • Goldfish use alcohol to survive harsh winters

    Mutation lets goldfish and crucian carp survive when oxygen levels in the water drop.

    In the vernacular, a person who is over-fond of alcohol is sometimes said to drink like a fish.It turns out that if...

    Biology August 13, 2017
  • What is brown fat?

    Not all fat is bad. New research shows the important role played by healthy brown fat.

    What do Antarctic explorers and newborns have in common? A nice layer of brown fat to keep them from hypothermia.“I...

    Biology July 6, 2017
  • How naked mole rats survive without oxygen

    They switch to anaerobic fructose-powered metabolism.

    A naked mole rat on a pile of sugar cubes. Credit: Jane Reznick / Gary Lewin, MDCNaked mole rats can exist for exte...

    Biology April 21, 2017
  • Why time seems to go by faster as we age

    Perceived time moves more quickly for older people.

    When we were children, the summer holidays seemed to last forever, and the wait between Christmases felt like an eter...

    Biology February 5, 2017
  • What long-distance running does to the body

    The chemistry of bonking, lactic acid and the runner’s high.

    Energy, oxygen and water are all needed to keep slogging through a marathon. But did you know fatigue is caused by yo...

    Chemistry November 14, 2016
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