Male fertility rates have been plummeting over the past half-century. An analysis from 1992 noted a steady decrease in sperm ...

They weren’t snakes, of course, but nematodes, also known as roundworms—and, it turns out, they’re the most common ...

Parasitic worms that infect humans are not interbreeding with those that infect cattle as previously thought. This is good ...

Close-up of a female stolon–one of the independent reproductive units–from the worm Ramisyllis kingghidorahi. It has already ...

Scientists have uncovered the genetic underpinnings of one of the ocean's most bizarre animals: a branching marine worm named ...

I Asked 2 Experts To Name the Best Store-Bought Flour Tortillas—They Both Said the Same Thing Shakira concert canceled in ...

Learn how this species of worm detects death, resulting in a range of behavioral and physiological responses.

New research has shown how the parasitic amoeba Entamoeba histolytica takes bites from your cells to use as a disguise, ...

A diet trial becomes reasonable when pruritus is persistent and nonseasonal or when standard atopy treatments fail over ...

Leading the pack this week is "Captain America: Brave New World" finally making its debut on Disney Plus. Over on Max, you'll ...

Scientists have uncovered the genetic underpinnings of one of the ocean's most bizzare animals: a branching marine worm named Ramisyllis kingghidorahi ...