What to know before buying a drone this Christmas

UN aviation officials cautioned anyone Friday who might want to leave a gift of a drone under the Christmas tree this season, to learn how to safely operate it first.

Scientists target mess from Christmas tree needles

The presents are unwrapped. The children's shrieks of delight are just a memory. Now it's time for another Yuletide tradition: cleaning up the needles that are falling off your Christmas tree.

Big data and the science of the Christmas tree

Often called the "Cadillac of Christmas trees," the Fraser Fir has everything a good Christmas tree should have: an even triangular shape, a sweet piney fragrance, and soft needles that (mostly) stay attached and won't leave ...

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