Sentences with phrase «shorter than the width of a human hair»
Shorter than the width of a human hair, the roots absorbed lichen, bacteria and algae blowing about in the sand.
http://discovermagazine.com/ Not exact matches
Scientists at the National Institute of Standards and Technology (NIST) have developed a new device that measures the motion of super-tiny particles traversing distances almost unimaginably small — shorter than the diameter of a hydrogen atom, or less than one - millionth the width of a human hair.