Science Weekly

Updated: 09 Jul 2025 • 483 episodes
www.theguardian.com/science/series/science

Twice a week, the Guardian brings you the latest science and environment news

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In the days since the deadly floods in the Texas Hill Country, speculation has grown about whether cuts to US weather agencies may have contributed to the the number of casualties. Ian Sample talks to the meteorologist and climate journalist Eric Holthaus to find out whether this narrative stacks up and what the conseq

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The actor recently posted a photo of himself undergoing a £10,000 procedure at a London clinic that claims to remove microplastics, forever chemicals and herbicides from the blood. But how settled is the science around the health risks of microplastics? To find out, Ian Sample speaks to Dr Stephanie Wright, associate p

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The number of women choosing to freeze their eggs has increased sharply, according to figures from the UK’s Human Fertilisation and Embryology Authority (HFEA). The number deciding to embark on the process abroad also appears to be rising. Madeleine Finlay speaks to the Guardian journalist Lucy Hough, who recently trav

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In an interview last weekend, Iran’s ambassador to the UN said his country’s nuclear enrichment ‘will never stop’ because it is permitted for ‘peaceful energy’ purposes. It is the latest development in an escalation of tensions over Iran’s nuclear programme, which erupted when Israel targeted the country’s nuclear faci

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It has been 25 years since Bill Clinton announced one of humanity’s most important scientific achievements: the first draft of the human genome. At the time, there was a great deal of excitement about the benefits that this new knowledge would bring, with predictions about curing genetic diseases and even cancer. To fi

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Ever since Pluto was demoted from planet to dwarf planet in 2006, astronomers have been wondering whether Neptune really is the most distant planet from the sun. Now, a new telescope could uncover what lies in the farthest reaches of the solar system. The Vera C Rubin Observatory released its first images this week, an

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