You probably aren’t watering or pruning the 75-foot oak or maple in the front yard, but mature trees aren’t maintenance free.

A team of researchers in the Netherlands set out to decipher the rules of an ancient Roman board game, with an assist from artificial intelligence.

Florida's recent freezing temperatures left many palm trees with brown fronds. Here's what you should do and what you shouldn't do right now. Are there some cold-hardy Florida palms? After freezing ...

Re “If Science Keeps Changing, Why Trust It?,” by Elay Shech (Opinion guest essay, Jan. 7): Professor Shech offers a thoughtful argument for what he calls “disciplined trust” in science, a position ...

'Tis the season for taking your Christmas tree out of your home and donating it to a good cause. Throughout the Pittsburgh region, signs have gone up at designated locations across several ...

When it’s time to say goodbye to your Christmas tree this year, there’s a variety of spots to take the dry plant in Humboldt County. There are also options for pickups at home. Two Boy Scout troops ...

Your noble fir — or maybe you went for a blue spruce, or a Douglas fir — has done its festive service. Your tree can find a new purpose as wood chips or compost, according to King County. But how do ...

The Indian government has developed a cybersecurity app which it recommends for all smartphones. Sanchar Saathi promises security - but critics call it Big Brother. Putin’s war machine in ‘freefall’ ...

GRANTVILLE, Pa. (WHTM) — With Christmas just 25 days away, it may be time to put the tree up, but how do you pick the right one? When selecting the right Christmas Tree there is no “one size fits all” ...

Christmas is coming, and so are the end-of-the-year holiday traditions. One season favorite is watching the Rockefeller tree lighting ceremony in New York City. This year's 75-foot-tall Norway Spruce ...