Why did Venice's Grand Canal turn green? Italian officials now have answer

Footage released by the Vigili del Fuoco, Italy’s national firefighters, showed a patch of Venice's famed Grand Canal turning a fluorescent green Sunday morning in the Rialto area.

Manhattanhenge 2023: When, where and how to watch in New York City

Manhattanhenge is when the sun sets in perfect alignment with Manhattan’s east and west numbered streets to create cinema-worthy photo opportunities. Here are this year's dates.

Oregon Zoo's high-tech 'smart egg' could help save endangered California condor

The egg replica records sound, temperature, movement and other data critical to saving one of the original animals included in the 1973 Endangered Species Act.

Air quality alerts issued as Canadian wildfire smoke smothers parts of northern US

About 150 wildfires are burning across western Canada, pouring wildfire smoke that is being carried south into parts of the northern U.S. by the upper-level winds.

Unusual Texas beach discoveries, including creepy dolls, set for auction

“We are hoping the doll head goes for lots of money,” director of the Mission-Aransas Reserve Jace Tunnell, told FOX Television Stations, adding that the auction is in good spirit to help injured animals.

Climate danger: UN forecasts 2 in 3 chance of briefly hitting key heat limit soon

The world has been inching closer to the 1.5-degree threshold due to human-caused climate change for years. Scientists expect a temporary burst of heat from an El Nino will supercharge this.

Biden plan would open leases to conservation land, not just oil and grazing

More than a century after the U.S. started selling oil leases on public lands, the Biden administration is seeking to let conservationists lease government property to restore it.

How coconuts are being used to save New Jersey beaches from erosion

Coconut fiber logs now line more than 2,000 feet of the Jersey Shore with the goal of keeping the sand in place in an economical and sustainable way.

Sinkholes forming at Oregon state park: 'Please use caution'

A second sinkhole has formed at Cape Kiwanda State Natural Area, prompting park officials to issue another advisory to visitors.

US agency plans deeper study of Georgia sea turtles, dredging threats

Environmentalists and the Army Corps have battled for years over a plan to allow the dredging of sand and mud from harbors in Georgia during the nesting season for sea turtles.

Water again safe to drink after outage in Georgia town

The town's boil-water advisory is no longer in effect after lab tests showed that the water supply was safe for human consumption.

What to know about ticks and Lyme season following a mild winter

Researchers say it is hard to predict how the tick season will play out. This year’s mild winter and early snow melt, though, could mean more ticks earlier than usual.