Science News Archive - June 02, 2003
By Colette Bouchez, HealthScoutNews ReporterHealthScoutNews -- New research reveals important new links between sperm defects and recurring miscarriage, an association doctors long suspected but could not prove.
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'.