All life is made up of cells several magnitudes smaller than a grain of salt. Their seemingly simple-looking structures mask the intricate and complex molecular activity that enables them to carry out the functions that sustain life. Researchers are beginning to be able to visualize this activity to a level

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Nanomedicines took the spotlight during the COVID-19 pandemic. Researchers are using these very small and intricate materials to develop diagnostic tests and treatments. Nanomedicine is already used for various diseases, such as the COVID-19 vaccines and therapies for cardiovascular disease. The “nano” refers to the use of particles that are

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All living organisms on Earth are exposed to a 24-hour day-night cycle. This cycle is the reason why people rest during the darkness of night and are active during the light of day. Consequently, all human body functions also follow this daily rhythm, and the timing of behaviors like exercise

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Every time you flush a toilet, it releases plumes of tiny water droplets into the air around you. These droplets, called aerosol plumes, can spread pathogens from human waste and expose people in public restrooms to contagious diseases. Scientific understanding of the spread of aerosol plumes – and public awareness

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The time fathers devote to child care every week has tripled over the past 50 years in the United States. The increase in fathers’ involvement in child rearing is even steeper in countries that have expanded paid paternity leave or created incentives for fathers to take leave, such as Germany,

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The Research Brief is a short take about interesting academic work. The big idea Using a remote-controlled submarine, my colleagues and I discovered five new species of black corals living as deep as 2,500 feet (760 meters) below the surface in the Great Barrier Reef and Coral Sea off the

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When the first modern humans arose in East Africa sometime between 200,000 and 300,000 years ago, the world was very different compared to today. Perhaps the biggest difference was that we – meaning people of our species, Homo sapiens – were only one of several types of humans (or hominins)

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The 2022 Nobel prize in chemistry has been awarded to a trio for developing click chemistry, an environmentally friendly method for rapidly joining molecules to develop cancer treatments, create materials and illuminate the workings of cells. Carolyn R. Bertozzi from Stanford University in the US, Morten Meldal from the University

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Arati Prabhakar has been sworn in as director of the Office of Science and Technology Policy and assistant to the president for science and technology after being confirmed by the U.S. Senate, two months following her nomination by President Joe Biden. As the director of OSTP and assistant to the

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The 2022 Nobel Prize in physics recognized three scientists who made groundbreaking contributions in understanding one of the most mysterious of all natural phenomena: quantum entanglement. In the simplest terms, quantum entanglement means that aspects of one particle of an entangled pair depend on aspects of the other particle, no

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