Science News Archive - July 02, 2007


While the shiny material of pearls and abalone shells has long been prized for its iridescence and aesthetic value in jewelry and decorations, scientists admire mother-of-pearl for other physical properties as well.

Here's the first edition of a new feature called "Ask the Experts." The idea is for readers to send questions on a variety of topics, from outdoor sports like fishing and hunting to bikes, physical fitness, nature and more. I'll find experts who can answer them.

Word of the Day
  • A beast of burden; also, a beast in general.
'Jument' ultimately comes from the Latin 'jugum,' yoke.