NASA’s Perseverance discovers white kaolinite rocks on Mars, revealing millions of years of rainfall and wet conditions |

Bright white rocks. Scattered across the rusty red plains of Mars. NASA’s Perseverance rover spotted them in Jezero crater which the scientists have been staring at them ever since. At first glance, they might seem ordinary. But analysis tells a different story that these rocks aren’t just rocks. They’re kaolinite clays, aluminium-rich, and rare. On…

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How to find the Orion constellation in the sky |

Orion’s Belt is a familiar sight in the night sky during the colder months, often noticed easily. Three bright stars sit in a straight line, rising in the east and crossing high overhead as the evening deepens. They belong to the larger Orion constellation, positioned close to the celestial equator, which makes them visible from…

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This NASA supercomputer compresses 500 years of computing into a single day to power Moon and Mars missions |

For most people, a powerful computer means faster loading times or smoother video edits. For NASA, it means compressing centuries of work into a single day. That’s the promise behind Athena, the agency’s newest and most powerful supercomputer, unveiled in January 2026. Sitting quietly at the Ames Research Center in California, Athena doesn’t look dramatic….

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Mosquitoes now prefer to feed on humans instead of wildlife: Study finds shocking reasons behind the shift |

As forests disappear, mosquitoes are not vanishing with them. Instead, they are adapting in ways that bring them closer to people. A new study published in Frontiers in Ecology and Evolution shows that in Brazil’s rapidly shrinking Atlantic Forest, many mosquito species are increasingly feeding on humans rather than on wild animals. Scientists warn that…

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Gene-editing therapy removes extra chromosome behind Down syndrome in a landmark lab study |

Scientists have achieved a genetic feat once thought impossible: removing an entire extra human chromosome using gene-editing technology. In a landmark laboratory study published in PNAS Nexus, researchers used CRISPR-Cas9 to delete the additional copy of chromosome 21 that causes Down syndrome. After the edit, human cells grown in the lab showed gene-activity patterns much…

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