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President and RFK Jr, the health secretary, repeatedly referred to autism during signing, though studies show no link between it and vaccinesDonald Trump has signed an executive order with plans for sweeping changes to the childhood vaccination schedule that attempts to override

Aptoide has brought its games store back to Google Play after more than a decade, as court-ordered changes open Android to competing app stores.

Hot days could gain more than four additional hours of extreme heat by the end of the 21st century under a high-emissions scenario, according to a modeling study published in Nature Climate Change. The findings show that hourly assessments can capture heat exposure overlooked by

Climate change is largely to blame for water scarcity. The low water levels in European rivers this summer speak volumes in that respect.

Reproduction is central to the survival of all living organisms. Over millions of years, animal species on Earth have evolved a remarkable variety of mating strategies, ranging from physical fights with competitors to mesmerizing color changes, songs that attract mates and rhythm

Researchers at Weill Cornell Medicine have uncovered how a key Parkinson's protein called LRRK2 shifts between inactive and active forms, revealing the structural changes that enable certain mutations to push the protein into an overactive state. Mutations that cause LRRK2 to bec

Researchers have identified genetic changes in malaria parasites that may reduce the effectiveness of key antimalarial medicines, highlighting the need for continued surveillance.

Since the 2000s, our light exposure has changed drastically as we make our buildings more energy-efficient. Now, we’re discovering how this may mess with our mitochondria, contributing to diabetes, dementia and more

Health concerns | Rubbish decisions | In sympathy | Funeral songs | Short illnessesCalls for changes to breast cancer guidelines for GPs are welcome (Report, 4 August). The existing guidelines are irrational. If your grandmother and mother have both had breast cancer, you are sti

A daily glass of 100% fruit juice or a smoothie may help improve more than just fruit intake. In a small four-week trial, participants who added one to a healthier diet showed significantly lower depression scores, hinting that a simple dietary change could also support mental we

Roughly 2.5–2 billion years ago, Earth's surface experienced the biggest chemical change in its history when oxygen became abundant in the atmosphere, eventually leading to the evolution of complex life forms such as plants and animals that emerged half a billion years ago.

Tropical cyclones are among the most destructive natural forces on the planet, but predicting where they will go and how strong they will become is beset by challenges. Current methods are often good at tracking storm paths but struggle to anticipate changes in intensity.