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Nicola Davis

Nicola Davis is the Guardian's science correspondent and presenter of the Science Weekly podcast. She has a MChem and DPhil in organic chemistry from the University of Oxford

December 2024

  • Glass reproduction of a human stomach with a gastric balloon inside

    Experts create controllable gastric balloon to aid weight loss

    Device inflates before eating and contracts afterwards, simulating the effects of having a meal, say scientists
  • Nasa-released image of Venus as yellow-brown planet

    Atmospheric analysis shows Venus never had Earth-like life, scientists say

    Research indicates planet’s interior is dry in blow to theories that it was previously habitable
  • A first-person view of a woman lifting a forkful of Christmas yule log

    ‘It’s about balancing out December’: why nutritionists overindulge at Christmas too

    Experts say they also enjoy ultra-processed treats at this time of year – the problem is when they become an everyday staple

November 2024

  • A fossilised footprint with rulers placed alongside to take measurements

    Footprints in Kenya ‘show distant relatives of modern humans coexisted’

  • Jane Rubens and her daughter Cat Rubens.

    Axa threatened to cancel cover for Briton with brain injuries in US, says daughter

  • Dr Dorothy Bishop

    Oxford scientist resigns from Royal Society over Elon Musk’s continuing fellowship

  • A humpback whale

    Reduce whale-ship strikes by making 2.6% of ocean surface safer, study says

  • People around world associate rolled R with a jagged line, study finds

  • Scientists identify tomato genes to tweak for sweeter fruit

  • Exhaustion at work can lead to difficulty controlling emotions, scientists say

  • Elephants can wash with a hose – and sabotage shower time, scientists say

  • Identity of casts of victims at Pompeii not all they seem, research suggests

  • Moving in with someone cuts chances of being depressed, finds study

  • New NHS campaign urges people to call 999 at first sign of stroke

October 2024

  • A man and a woman look sad watching a movie in cinema theatre

    Experiencing intense emotions with others makes people feel more connected, study finds

  • Two women jogging through a forest

    Intermittent weekend exercise has same brain benefits as regular workouts, study finds

  • A rhesus macaque grooming another.

    Animals become less sociable as they age in similar way to humans, research shows

  • A graphic illustration of a black head in profile with blue pixellation in the brain

    Which disease-modifying Alzheimer’s drugs are the most promising?

  • Human brain can process certain sentences in ‘blink of an eye’, says study

  • Long-extinct animals could be resurrected as robots to shed light on evolution

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