Wednesday 17 September 2025

Science Daily

  1. NASA’s Perseverance rover has delivered its most compelling clue yet in the search for life on Mars. A rock sample called “Sapphire Canyon,” taken from the Bright Angel formation in Jezero Crater, shows unusual mineral patterns known as “leopard spots” that may have formed through microbial activity. While non-biological processes could also explain the find, scientists say the chemical fingerprints look strikingly similar to those left behind by microbes on Earth.
  2. Behind the dusty clouds of the Cigar Galaxy lies a dazzling powerhouse of star formation, where stars are being born ten times faster than in the Milky Way. Astronomers using the Hubble Space Telescope have uncovered massive super star clusters in its core, each glowing with hundreds of thousands of stars and shining brighter than typical clusters. These observations reveal not only the galaxy’s extraordinary pace of star creation but also provide a rare look into how such enormous clusters develop and evolve.
  3. Some people taking Ozempic, Wegovy, or Mounjaro notice that food suddenly tastes sweeter or saltier, and this subtle shift in flavor perception appears tied to reduced appetite and stronger feelings of fullness. In a study of more than 400 patients, roughly one in five experienced heightened taste sensitivity, and many reported being less hungry and more easily satisfied.
  4. People taking semaglutide report far fewer obsessive thoughts about food, with cravings dropping sharply and mental health improving. This new research hints the drug may offer freedom from the constant distraction of food noise.
  5. QROCODILE has set record-breaking sensitivity in the search for dark matter, detecting signals at energy levels once thought impossible. These results may be just the first step toward finally capturing direct evidence of the universe’s hidden mass.

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