This deep-sea polar worm looks like it can't decide if it's dressed for a glitzy party or a gruesome massacre.

Faced with a rash of shark deaths marked by brain swelling, Canadian and American scientists are trying to solve a marine mystery.

The 14 reported cases in 2024 aligns with some of the lowest annual totals of human cases ever reported, following 14 cases in 2023 and 13 cases in 2022.

Once thought to have evolved inside the Tube network, a tunnel-dwelling mosquito might actually have emerged thousands of ...