Seattle Times reporter Lynda V. Mapes, in an effort to learn more about our forests, overcame her fear and climbed a 200-foot ...

We continue our April focus on trees with some excellent flowering options and the right places to plant them.

The Jeffrey pine, one of the iconic trees of the Sierra Nevada, appears to have eclipsed other pines to become the ...

Scientist finds Jeffrey pine trees at record mountain heights, suggesting climate-driven shifts in Sierra Nevada.

UC Davis Professor Hugh Safford was hiking for pleasure in California's High Sierra when he stumbled upon a new elevation ...

There are many other old-growth forests across the continent. Each of these forests has a unique ecology, but all are under ...

Going green at home can reduce emissions — but also raise your utility bills. The Post asked experts to do the math on a real ...

Boulder County open space staff members are recommending new owners for 14 of the 16 residential flood buyout properties ...

Scientists estimate there are about 4,000 species of native bees in the U.S.—and they’re both cooler and ecologically more ...

The Euro is the second-most traded currency in the world and the official currency for 19 European countries. While it was worth less than the US Dollar upon its introduction in 2000, it soon became ...

Records are made to be broken, but it could be a while until anyone touches the record for most points scored in an NCAA Tournament game. While some of the greatest players of all time have ...