In most narratives, the story of evolution is the story of organisms emerging from the ocean and eventually populating the land. But for some species, that evolution also involved a return trip. Dozens of major mammal and ...
Evolution
Nov 20, 2025
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Although present in very small amounts, selenium (Se)-based compounds play important roles in protecting the body from oxidative stress, regulating thyroid hormones, strengthening the immune system, and even detoxifying heavy ...
Biochemistry
Nov 20, 2025
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In a new study published in Nature Physics, researchers have demonstrated that quantum light, particularly bright squeezed vacuum (BSV), can drive strong-field photoemission at metal needle tips.
While it is well known that climate change is heating the world's oceans, it was thought that the deep sea was safe from its effects—until now. Researchers have discovered that a rapidly warming part of the Atlantic is leading ...
Hurricane Melissa devastated Jamaica in late October, killed dozens in Haiti and forced nearly three-quarters of a million Cubans to evacuate. The death toll across the region is still unknown—but Melissa will go down as ...
Environment
Nov 20, 2025
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By now, Americans know the strange math of minting: Each penny costs about 4 cents to make. Chances are you have some in a jar, or scattered among pockets, purses and car ashtrays.
Economics & Business
Nov 20, 2025
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21
Across the world, workers are increasingly anxious that artificial intelligence (AI) will make their jobs obsolete. But the evidence from research and industry tells a very different story. AI is not taking over the workplace. ...
Economics & Business
Nov 20, 2025
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Researchers from the Institute of Modern Physics (IMP) of the Chinese Academy of Sciences have reported new experimental results that advance our understanding of reaction dynamics and exotic nuclear structures of weakly ...
General Physics
Nov 20, 2025
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The electroreduction of carbon dioxide (CO2) into valuable chemicals and fuels typically operates under alkaline or neutral conditions, but the carbonation side reaction causes carbon loss. In addition, the main product is ...
Analytical Chemistry
Nov 20, 2025
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20
Mitochondria generate most of the body's energy. Variations in their genetic material have long been linked to neurological disorders, metabolic syndromes, and cancers. However, most large-scale mitochondrial DNA (mtDNA) ...
Cell & Microbiology
Nov 20, 2025
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