What the rise of oxygen on early Earth tells us about life on other planets

When did the Earth reach oxygen levels sufficient to support animal life? Researchers from McGill University have discovered that a rise in oxygen levels occurred in step with the evolution…

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Researchers develop molecular traps to target SARS-CoV-2

A research team led by scientists at UC Riverside and UCLA has engineered novel nanoparticles to serve as “molecular traps” to target SARS-CoV-2, the virus that spreads COVID-19. The traps…

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Safeguarding the cell nucleus

The nucleus is guarded by a highly secure door, the so-called nuclear pore, that controls the transport of substances from the cytoplasm to the cell nucleus and back. A research…

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Protein machinery of respiration becomes visible

Researchers provide high-resolution electron microscopy analysis of the molecular machinery within the respiratory chain. Oxygen and sugar are the basis of life for animals, plants, fungi and many bacteria. The…

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Ever wondered how many tree species live on our planet?

An Australian conservation scientist unafraid to go out on a limb – or crawl through thorny vines, or trek remote forests in storms – is among a group of global…

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First-of-its-kind estimate of the total number of tree species

WEST LAFAYETTE, Ind. — One person can’t measure all the trees in the world, but when many people come together, a global view becomes possible. A worldwide collaboration of scientists…

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Scientists reveal mechanism for colon pain and inflammation

Researchers at the NYU Pain Research Center have identified a mechanism that underlies inflammation and pain in the colon, and demonstrated that blocking a key receptor from entering colon cells…

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9,000 tree species yet to be discovered on Earth

Our planet might be hosting approximately 9,000 tree species yet to be discovered. A third of these are rare species with a population that is restricted both in terms of…

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Scientists use ‘sticky’ DNA to build organized structures of gel blocks

Researchers from the Okinawa Institute of Science and Technology Graduate University (OIST) have used microscopic strands of DNA to guide the assembly of gel blocks that are visible to the…

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Precisely opening a gate to the brain in mice

University of Maryland School of Medicine researchers developed a technique in laboratory animals to consistently and reproducibly open the blood-brain barrier. This barrier serves as a barricade securing the brain…

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