Tree rings hold clues about ancient solar storms. New research shows tree growth and carbon storage can shift those signals across years.

Scientists have long relied on tree rings to learn about ancient solar storms—rare bursts of high-energy particles from the ...

Holly Weiler didn’t recognize it as a Christmas tree at first. She’d been hiking the Trail 110 to Trail 140 loop on Mount Spokane for years now, but any image her tracks might be making was never a ...

The lights are downs and the decorations are all packed. And, sadly its time to bid farewell to the Christmas tree. Instead of trashing it, here are a few ways to recycle your real tree responsibly.

With Santa’s deliveries done and presents unwrapped, families are likely preparing to take down their decorations and toss their real Christmas trees into the trash. While those who want to throw ...

Columbus residents can place their undecorated Christmas trees on the curb for regular trash or yard-waste collection. Several local facilities will accept Christmas trees to be turned into mulch.

Louisville residents can recycle their tree at several drop-off sites around the county once the decorations come down. Residents normally serviced by private waste haulers should check with those ...

This Christmas, astronomers are highlighting a spectacular region of space that looks remarkably like a glowing holiday tree. Known as NGC 2264, this distant star-forming region sits about 2,700 light ...

Video shows a late-night joyride spiraling out of control as a driver raced around a central square in southern Kazakhstan before crashing into a towering Christmas tree and knocking it over. CCTV ...

If Christmas tree sales are anything to go by, U.S. consumers aren’t pulling the plug on holiday shopping this year—but they might be dimming the lights. Heading into the holiday season, Tim Leyden, ...

Tree farmers and the marketing group that supports them want more Americans to buy live-cut trees. A new Home Depot ad gave them holiday hope. By Kevin Draper Milk had “Got Milk?” Beef had “Beef: It’s ...

HOUSTON — A driver is dead after he crashed into a tree along the South Loop late Thursday night, Houston police say. The crash happened along the westbound lanes of the South Loop between Kirby and ...