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Scientists have uncovered a surprising way tumors turn the immune system to their advantage. Researchers at the University of Geneva found that neutrophils--normally frontline defenders against infection--can be reprogrammed inside tumors to fuel ...

Around 1550, life on Rapa Nui began changing in ways long misunderstood. New research reveals that a severe drought, lasting more than a century, dramatically reduced rainfall on the already water-scarce island, reshaping how people lived, worshiped, ...

Human evolution has long been tied to growing brain size, and new research suggests prenatal hormones may have played a surprising role. By studying the relative lengths of index and ring fingers -- a clue to oestrogen and testosterone exposure in .. ...

Autism has long been thought of as a condition that mostly affects boys, but a massive study from Sweden suggests that idea may be misleading. Tracking nearly 3 million people over decades, researchers found that while boys are diagnosed more often . ...

Methane levels in Earth's atmosphere surged faster than ever in the early 2020s, and scientists say the reason was a surprising mix of chemistry and climate. A temporary slowdown in the atmosphere's ability to break down methane allowed the gas to .. ...

Life's story may stretch further back than scientists once thought. Some genes found in nearly every organism today were already duplicated before all life shared a common ancestor. By tracking these rare genes, researchers can investigate how early ...

A large U.S. study suggests that not getting enough lycopene--the antioxidant that gives tomatoes their red color--may seriously raise the risk of severe gum disease in older adults. Researchers found that seniors with adequate lycopene intake had .. ...

A long-standing mystery in spintronics has just been shaken up. A strange electrical effect called unusual magnetoresistance shows up almost everywhere scientists look--even in systems where the leading explanation, spin Hall magnetoresistance, ...

A sweeping new review of ADHD treatments--drawing on more than 200 meta-analyses--cuts through years of mixed messaging and hype. To make sense of it all, researchers have launched an interactive, public website that lets people with ADHD and ...

Researchers at the University of Michigan have created an AI system that can interpret brain MRI scans in just seconds, accurately identifying a wide range of neurological conditions and determining which cases need urgent care. Trained on hundreds . ...