A woman paddleboarding with her friend off of a Cape Cod beach experienced a rare close encounter with a great white shark, the first sighting of that species there since 2004. NBC’s Sam Brock reports ...

Why are almost all of Cape Cod's hydrangeas blue? Who is working on a variety that braves the cold and blooms repeatedly?

In just a few years, these species caused damage no one could reverse.

In April of 2025, a group of anglers off the coast of Galveston, Texas caught a monster-sized bluefin tuna. The previous ...

The Walthamstow Wetlands is a large urban wetland nature reserve in London, and the largest of its kind in Europe. It’s known ...

A 21-year-old man learned that the hard way over the weekend when he was bit in the leg by a sandbar shark on a Nantucket ...

A mosquito sample collected in Barnstable has tested positive for West Nile virus -- here's what health officials want you to ...

Here are four creatures that might bite, pinch, or sting in the water in and around Rhode Island. Clinging jellyfish are dime ...

Tick exposure is higher this year than any of the last three years, an experts said. Plus, a new species is surging.

In a new genetic study, scientists have charted the rise of 214 human diseases across ancient Europe and Asia.

When the top spotty fish in a tank disappears, the runner-up turns aggressive within minutes, rushing and nipping rivals ...