Quantcast

Latest Tolga Ergin Stories

1dde9d8fc82fc7cb4d87b924cf52d9a0
2011-05-19 09:39:31

CFN scientists at KIT achieve optical invisibility in the visible light spectrum.


Word of the Day
pawl
  • A pivoted catch designed to fall into a notch on a ratchet wheel so as to allow movement in only one direction (e.g. on a windlass or in a clock mechanism), or alternatively to move the wheel in one direction.
The word 'pawl' probably comes from a Latin word meaning 'stake'.
Related