This Week in Science: Highest Radiation Occupation, a Shooting Star, And More!

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A comprehensive analysis spanning more than 500 occupations has identified an unexpected profession as carrying the highest risk of radiation-induced cancer: flight attendants, with pilots coming in second. The culprit behind this elevated danger is cosmic radiation exposure at high altitudes. While Earth’s atmosphere typically shields ground-level inhabitants from harmful high-energy particles originating from space, aircraft fly above much of this protective layer, subjecting crew members to significantly greater radiation levels during their careers.

In astronomical news, researchers have discovered a remarkable star designated S301 orbiting the supermassive black hole at our galaxy’s center. This celestial object reaches velocities exceeding 25,000 kilometers per second during its closest approaches to Sagittarius A*, traveling at roughly 8.5 percent the speed of light. The discovery, detailed in a Nature publication, could provide valuable insights into Einstein’s theories of gravity and relativity under extreme conditions found nowhere else in our cosmic neighborhood.

Health concerns continue to mount regarding sugary beverage consumption. New research published in Gastro Hep Advances reveals that individuals consuming at least one sugar-sweetened drink daily face approximately 2.45 times greater risk of developing stomach cancer compared to non-consumers. With roughly two-thirds of American adults reportedly consuming such beverages daily, this finding raises significant public health implications for millions of people.

Finally, jellyfish have once again disrupted operations at a French nuclear reactor, marking the second consecutive year this event has occurred on the same date. Additionally, scientists have achieved a remarkable feat by developing miniature brain organoids capable of perceiving and remembering the passage of time, while challenges remain regarding hydrogen energy infrastructure compatibility with existing gas turbine technology.

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Originally reported by Sciencealert →