Across all domains of life, immune defenses foil invading viruses by making it impossible for the viruses to replicate. Most known CRISPR systems target invading pathogens’ DNA and chop it up to disable and modify genes, heading off…
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Across all domains of life, immune defenses foil invading viruses by making it impossible for the viruses to replicate. Most known CRISPR systems target invading pathogens’ DNA and chop it up to disable and modify genes, heading off…

Fossils unearthed in Morocco from a little-understood period of human evolution may help scientists resolve a long-standing mystery: Who came before us?
Three jawbones, including one from…

If you want to have a terrible marathon experience, don’t fuel for it – and hit the wall the hard way. If you want to have a fantastic marathon experience, do consume plenty of carbohydrate before and during it – because that way, your body…

Jupiter, the largest planet in the solar system, currently shines as a brilliant silvery “star” in Gemini the Twins, low in the east-northeast sky as dusk slowly fades. It forms an eye-catching scalene triangle configuration with the “Twin…

Image collected by the Hubble Space Telescope of an object called NGC 2623, which is made up of two galaxies in the final stages of merging together. (Credit: ESA/Hubble & NASA)
Scientists at the University of Colorado Boulder may have solved a…

Wednesday, January 7, 2026
Researchers demonstrate that transferring healthy mitochondria from support glial cells to nerve cells could reduce nerve pain and degeneration.
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Shapson-Coe, A. et al. A petavoxel fragment of human cerebral cortex reconstructed at nanoscale resolution. Science 384, eadk4858 (2024).
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