The first consensus guidelines on stuttering, released this summer, are throwing new light on an ancient condition

One of the strongest El Niños ever recorded is pushing the climate into uncharted territory

One story asks whether cats fart. The others are a lot less funny

What happens when a technology becomes more powerful than its creators can fully understand?

How soybeans became the hidden ingredient powering the U.S.

Ebola outbreak crosses grim milestone, artificial intelligence solves major math problems, and scientists caution against making daylight saving time permanent

What vampire stories reveal about changing fears, identities and human nature

Science-driven issues are playing a role in the midterm elections

This week in science we check out gymnastic snakes, chatty vultures and missions to faraway moons

The science of handling uncertainty, anxiety and stress

Slime mold aliens explore Pompeii—and humanity—in a new book by Annalee Newitz

Listen to Scientific American’s November cover story as read by the author

New research reveals how bee stingers work

The science of screen addiction and how to build a healthier relationship with technology

The data behind Blue Zones might not be that strong

Breaking down this year’s Nobel Prize–winning science, from switching brain cells on and off with light to catching cosmic neutrinos in Antarctic ice to building mirror-image molecules. Plus, a 194-year-old tortoise’s DNA might hold the key to a longer life.

A new study shows promising results in lowering pain during IUD placements

A deeper debate over accountability, safety and control.

The flood threat, measles risk and TikTok trend to know about

How foraging can change the way we think about food and nature