At the University of Arkansas in Fayetteville, rattlesnakes under the care of James Van Dyke are brought into the classroom of Jessica Nolan. Today's sound clip comes from two people who've been ...

The sound of a rattlesnake's rattle is perhaps the most frightening sound you could hear on a hike. But how and why do these snakes make this iconic noise? "Everything tells us that they rattle to ...

A team of researchers from The University of Texas at El Paso has uncovered new evidence explaining why the rattlesnake's rattle—one of nature's most iconic warning signals—has persisted and proven so ...

A new study of western diamondback rattlesnakes reveals that they abruptly shift to a high-frequency rattle as danger approaches. Joe McDonald / Getty Images Scientists have discovered that ...

The rattlesnake’s warning sound, a grating ch-ch-ch, is one of the most spine-tingling noises in nature—because if you can hear it, you’ve already wandered too close. But according to a new study ...

LARAMIE The sound is unmistakable. The rattle of a rattlesnake makes even the most seasoned backcountry expert freeze in their tracks. For many, that sound ignites the "fight or flight" response: run ...

Rattlesnakes increase their rattling rate as potential threats approach, and this abrupt switch to a high-frequency mode makes listeners, including humans, think they’re closer than they actually are, ...