The Willamette dams are too tall for traditional fish ladders. So to make it happen, the Corps loads returning salmon into ...

“People think being a woodpecker biologist may be a job for wimps,” said Lalonde, a project manager for the U.S. Fish and Wildlife Service. “The climbing is physical. We use ladders that are 10 feet ...

Krulwich: The main thing about this is the ladder, the steps of this ladder ... but one of them is almost twice as tall as the other. What's going on? Well, it tells us that, first, as a species ...

The largest private-sector funding will build a 24.5-metre-tall dam on the Trishuli river. Unlike other hydel projects, no ...

Phantom Fish A small pond lies under the Opéra Garnier ... At the roadside his colleagues are slipping into blue coveralls and tall rubber boots, putting on helmets. We join them at a manhole ...

Unlike shore diving elsewhere in the world, Grand Cayman presents a unique offer. Divers can access vibrant reefs right off ...

It's over 200 years old, and it's the tallest lighthouse in the United States ... they would've been used to fish, to guide people through these difficult waterways. You know, they were the ...

The question of whether to allow a road to be built through the Izembek National Wildlife Refuge, a vast wild area in southwest Alaska, has vexed policymakers for decades.

NORTH KINGSTOWN – Herring run upstream in the Annaquatucket River, climb a fish ladder along the edge of ... on narrow footpaths through fields of tall grass, we saw few signs of the old quarry.

Island-hop through Estonia’s western isles to appreciate the benefits of slow travel in this untouched stretch of the country ...

Many now believe that the U.S. could descend into political violence. Some are joining survivalist communities, canning food—and buying guns.