Life on Mars or on sediments, either free-living or as biofilms, respectively. Impactite, shown to preserve signs of life on Earth, was discovered on Mars and could contain signs of ancient life, if life ever existed on the planet. On June 7, 2018, NASA announced that the "Curiosity" rover had discovered organic molecules in sedimentary rocks dating to three billion years old. The detection of organic molecules in rocks indicate that some of the building blocks for life were present. Conceivably, if life exists (or existed) on Mars, evidence of that life could be found, or is best preserved, in the subsurface, away
Hard Time on Planet Earth people. Most critics detested the series. According to "People" magazine, "About 20,000 RPM—that's how fast I reckon Walt Disney must be spinning in his grave with shows like this on the air … It is just one long, bad commercial." It did, however, garner a small but loyal fanbase throughout its time on the air. The show is sometimes cited in lists of "One-Hit Wonder" TV shows from the '80s and '90s. Hard Time on Planet Earth Hard Time on Planet Earth is an American science fiction series that aired on CBS as a midseason replacement in 1989. Airing for