In September, NASA announced the discovery of a possible sign of life, known as a potential biosignature, on Mars. The Perseverance rover, which has been exploring a dried-up lakebed for years, found ...
You dough not want to miss out on these frosted freebies. It’s National Doughnut Day (or Donut Day, if you prefer, although the longer spelling is more grammatically correct), and chains such as ...
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