Sudden temperature changes are another reason why leaves turn brown and drop. Keep your money tree away from drafty windows ...

In the deep boreal forests of northern Finland, where ancient conifers stand motionless over the snow-covered landscape, scientists have discovered something startling shimmering beneath the ...

During the Civil War, Congress passed the 1864 Yosemite Act, which designated the Valley and the Mariposa Grove as the first federally authorized park. (These areas would be held in trust by the state ...