Summarize this paragraph: Scientists now know that water bears are tough survivors, as they can withstand extreme levels of heat and pressure, radiation, and even the vacuum of space.
Water bears are remarkably resistant organisms that can withstand a wide range of harsh environmental conditions, including high temperatures, radiation, and even the vacuum of space.
Water bears are incredibly hardy creatures, as they can withstand enormous amounts of pressure, heat and radiation as well as extreme cold and vacuum conditions.