Blue Light Breakthrough Could Speed Up Drug Discovery

Researchers have developed a visible-light-driven method that could help chemists build more complex drug-like molecules in fewer steps. A blue light commonly used in aquariums and indoor gardens could help chemists solve one of drug discovery’s persistent challenges: building more intricate molecules without adding a long series of costly reactions. Many medicines are based on […]

Blue Light Breakthrough Could Speed Up Drug Discovery

Researchers have developed a visible-light-driven method that could help chemists build more complex drug-like molecules in fewer steps. A blue light commonly used in aquariums and indoor gardens could help chemists solve one of drug discovery’s persistent challenges: building more intricate molecules without adding a long series of costly reactions. Many medicines are based on […]

Scientists Discover AI Models May Not Think Like the Brain After All

A reverse prediction test suggests that supposedly brainlike AI models may rely on visual strategies the primate brain does not use. Artificial intelligence can sometimes predict how the brain responds when people recognize objects. But that resemblance may hide an important weakness: the internal workings of today’s vision models do not necessarily match the processes […]

The World’s Highest-Living Mammal Is Rewriting the Limits of Life

A leaf-eared mouse living more than 6,700 meters (22,000 feet) above sea level in the Andes has shattered assumptions about where mammals can survive. Near the summit of an Andean volcano, where the air contains barely half as much oxygen as it does at sea level, scientists found something that should not have been there: […]

Brain Breakthrough Could Help Older Adults Live Longer and Stay Steady

Aging appears to alter how key cerebellar neurons fire, with measurable effects on movement and coordination. Aging often brings slower movement, weaker balance, and reduced agility, but the brain changes behind these losses have been difficult to identify. McGill University researchers have now directly linked declining activity in Purkinje cells, an important type of neuron […]

Brain Breakthrough Could Help Older Adults Live Longer and Stay Steady

Aging appears to alter how key cerebellar neurons fire, with measurable effects on movement and coordination. Aging often brings slower movement, weaker balance, and reduced agility, but the brain changes behind these losses have been difficult to identify. McGill University researchers have now directly linked declining activity in Purkinje cells, an important type of neuron […]

New Study Suggests Vitamin C Could Help Prevent Cancer

New research examines how antioxidants may influence the risk of cancers linked to digestion. Vitamin C may do more than support the immune system. It could also help block chemical reactions in the stomach that are linked to cancer risk. New mathematical modeling from the University of Waterloo suggests the vitamin may help explain why […]

New Fossil Study Challenges the Classic Story of Human Evolution

Scientists say some of the traits that define modern humans may have evolved only after long-standing biological and cultural barriers were broken. Human evolution is often presented as a clear progression: brains grew larger, faces became smaller, tools improved, and our ancestors gradually became more like us. A new study suggests that this familiar story […]

New Fossil Study Challenges the Classic Story of Human Evolution

Scientists say some of the traits that define modern humans may have evolved only after long-standing biological and cultural barriers were broken. Human evolution is often presented as a clear progression: brains grew larger, faces became smaller, tools improved, and our ancestors gradually became more like us. A new study suggests that this familiar story […]

New Fossil Study Challenges the Classic Story of Human Evolution

Scientists say some of the traits that define modern humans may have evolved only after long-standing biological and cultural barriers were broken. Human evolution is often presented as a clear progression: brains grew larger, faces became smaller, tools improved, and our ancestors gradually became more like us. A new study suggests that this familiar story […]

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