India, Nov. 7 -- A creature smaller than a grain of sand has demonstrated an extraordinary ability to survive conditions that would be deadly for most living organisms. Known as a tardigrade, or water bear, this microscopic animal can endure extreme dehydration, freezing temperatures, and radiation. Some have even survived exposure to the vacuum of outer space.

Measuring just 0.1 to 0.5 millimetres, tardigrades are among the most resilient organisms known. Their remarkable survival abilities have made them a fascinating subject for scientists studying the limits of life.

Which Tiny Animal Can Survive Space-Like Conditions?

The answer is the tardigrade, a microscopic, eight-legged animal found in freshwater, oceans, and damp environment...