Latest Science news, comment and analysis from the Guardian, the world's leading liberal voice
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Plantwatch: redwoods make amazing recovery after California wildfire

Fresh growth sprouted from buds under bark and deep inside trees, some buds having lain dormant for 1,000 yearsIn August 2020, wildfire burned almost the entire Big Basin Redwoods state park in California, scorching ancient redwood trees, some dating back more than 1,500 years and among the tallest living things on Earth.Redwoods are naturally fire...

Wed Feb 21, 2024 08:25
ADHD may have been an evolutionary advantage, research suggests

Traits associated with the neurodevelopmental disorder could have helped early humans when foraging for foodTraits common to attention deficit hyperactivity disorder (ADHD), such as distractibility or impulsivity, might have been an evolutionary advantage for our ancestors by improving their tactics when foraging for food, researchers have said.ADHD...

Wed Feb 21, 2024 02:26
Combining three healthy behaviours can lower IBS risk, study finds

People who tick at least three out of five boxes including not smoking and good sleep are found to have 42% lower riskCombining three healthy behaviours can reduce the risk of irritable bowel syndrome by 42%, a study suggests.IBS affects the digestive system and its symptoms include stomach cramps, bloating, diarrhoea and constipation. People can suffer...

Wed Feb 21, 2024 01:57
A year out of this world: Nasa seeks volunteers to simulate Mars mission

Four-person crew will inhabit 3D-printed replica of red planet to help develop and evaluate systems for missions slated for 2030sFor anybody already jaded by the news and joking about a trip to outer space to avoid it all, Nasa might just have you covered.The space agency is seeking four volunteers to spend a year living on Mars – or at least a 3D-printed...

Tue Feb 20, 2024 18:35
‘No one had done it before him’: the groundbreaking stories of Black astronauts

In documentary The Space Race, the people involved with major progress within Nasa talk about their highs and lowsIn space, Victor Glover orbited the Earth every 90 minutes, witnessing 16 sunrises and sunsets in a single day. In America, Victor Glover got behind the wheel of his car and knew that, as a Black man, he might be pulled over by police.“You...

Tue Feb 20, 2024 11:15
Solar storms, ice cores and nuns’ teeth: inside the new science of history

Advances in fields such as spectrometry and gene sequencing are unleashing torrents of new data about the ancient world – and could offer answers to questions we never even knew to askScythians did terrible things. Two-thousand five-hundred years ago, these warrior nomads, who lived in the grasslands of what is now southern Ukraine, enjoyed a truly...

Tue Feb 20, 2024 10:46

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