Latest Danilo Marchesini Stories

2010-11-25 06:36:54

Some of the universe's most massive galaxies may have formed billions of years earlier than current scientific models predict.

Word of the Day
  • 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'.