Kim Kavin

Sargassum, the stinky sea- weed that blankets beaches, clogs canals and entangles boat propellers, is piling up at levels and in places that researchers have never seen.

The August 2005 crash off Bay Shore, New York, left physical and psychological damage that lingers to this day.

The town of Hempstead, New York, at least for the near future, is allowing the continuation of boating as usual.

Two recently published studies in the journal Nature make it seem that the 2004 film “The Day After Tomorrow” was, in fact, more science than fiction.

In mid-April, President Trump said he was planning to remove summertime Environmental Protection Agency regulations and allow the sale of E15 gasoline — made with 15 percent ethanol — year-round.

Fred Karash says that, right from the start, the whole thing felt like a shakedown.

As with so many things in boating, the story of Belafonte begins with another boat: Reef Express.

At the height of World War II, moviegoers paid about 30 cents each for tickets to “The Sullivans,” the story of five brothers from Waterloo, Iowa, who served aboard the USS Juneau in the 1942 Battle of Guadalcanal.

A Pennsylvania man who felt a 2016 on-water search by Pennsylvania waterways conservation officers was unconstitutional has been joined by the ACLU in his case against the Commonwealth of Pennsylvania. Will the court’s decision affect other boaters in the country who are subject to searches by the United States Coast Guard and other agencies?

In the online postings, the dust jackets on the books are torn and faded, not from lack of care but from love of use

In the database of National Historic Landmarks there are all kinds of boats from throughout U.S. history, including enough fireboats that even a cursory search requires the fingers on both hands to count them. Some of the designated fireboats date back as far as the early 1900s.

Orcas can recognize human speech and “talk back” through their blowholes, with noises that whales don’t usually make.

When Capt. Jim Greer finished a 7,200-mile cruise this past winter, he acknowledged that he’d done something most boaters might consider crazy: completed the Great Loop without using fossil fuels or connecting to marina shore power.

If viral videos had a smell, this one would’ve reeked like an out-of-control frat party at 3 a.m. Millions of Americans watched it.

Everett Pearson was a fiberglass boatbuilding pioneer who co-founded Pearson Yachts and helped to launch the J/Boats sailboat brand.

If mussels foul your boat or dock on a regular basis, you might think the mollusk is the enemy.

Boat-trailer decouplings that lead to deaths and criminal prosecution are so rare that the Boat Trailer Manufacturers Association doesn’t even have statistics about them, says Darren Envall, the group’s assistant executive director.

No matter how much time Charles Yarish spends aboard his 23-foot Boston Whaler Dauntless, he can’t stop thinking about what’s happening beneath the hull.

For a vessel with such a big history, the lightship Ambrose looks surprisingly small. Perhaps it’s because South Street Seaport Museum has the 135-footer tied up across from the 325-foot iron-hulled Wavertree.

For a vessel with such a big history, the lightship Ambrose looks surprisingly small.

The Coast Guard had a one-word problem: A hoax caller kept contacting them, saying “mayday” and disconnecting.

In early January, on his way out of the Oval Office, President Obama denied a half-dozen permits to companies that wanted to search for oil and gas deposits beneath the Atlantic. Environmentalists celebrated the move. Titans of the energy industry fumed.

A retrial is expected on manslaughter charges in the case of Cheeki Rafiki, a Beneteau First 40.7 that capsized in 2014 more than 620 miles off Cape Cod, Massachusetts, killing four British sailors. The boat was en route to England after competing in Antigua Sailing Week.