In 2024, researchers turned up possible evidence of ancient life on Mars, hints that Alzheimer’s disease can spread from person-to-person and a slew of other scientific findings that could be a big deal — if they’re the real deal.
Martian microbes, maybe
Alien microbes may have once made their home on Mars (SN: 8/24/24, p. 6). In July, NASA’s Perseverance rover uncovered a rock on the Red Planet that sports white spots with black rings laced with iron phosphate (see Page 28). On Earth, such specks have been linked to ancient microbial life. But they’re not surefire signs of microbes. The only way to know for certain is to
→ Continue reading at Science News