Trees take eight to 10 years to grow to full size, which means losing any to disease can set farmers back by years.

Citrus greening is a disease with no known cure that has infected nearly every citrus grove. It first cropped up 20 years ago. There's still no cure.

When many of us think of moths, we think of drab little insects that flit around light bulbs at night. However, some of the ...

Today in History for Aug. 13: In 1521, Spanish conqueror Hernando Cortez captured present-day Mexico City from the Aztec Indians. In 1792, French revolutionaries imprisoned the royal family. In 1812, ...