Hydrangeas are as fascinating as they are beautiful. There are about 100 species of this flowering shrub, although you’ll find a few main types in North America. They may be white, pink, blue, red, ...

Four thousand years ago, the Babylonians invented multiplication. Last month, mathematicians perfected it. On March 18, two researchers described the fastest method ever discovered for multiplying two ...

Tulips and springtime are synonymous. The rainbow of tulip colors that burst forth after a dull, grey winter heralds a return to warmer temperatures, green lawns, and bountiful growth. Even if you ...