
Readers Respond to the March 2024 Issue
Letters to the editors for the March 2024 issue of Scientific American

Readers Respond to the March 2024 Issue
Letters to the editors for the March 2024 issue of Scientific American

There Are No Such Things as Gendered Emotions
We still expect children to express emotions in gendered ways. It’s harmful and needs to stop


Remembering Lynn Conway, of the Conway Effect, Who Helped Launch the Computing Revolution
Lynn Conway, a trans woman and advocate for LGBTQ rights, was underappreciated and often underrecognized for her work in chip design

Doctor Who’s Time Lords Have Two Hearts. Here’s How Their Dual Cardiac System Could Work
A Doctor Who superfan explains how the unusual cardiovascular system of the alien Time Lords could evolve and function

We’ve Hit Peak Denial. Here’s Why We Can’t Turn Away from Reality
We are living through a terrible time in humanity. Here’s why we tend to stick our head in the sand and why we need to pull it out, fast

How Tobacco Companies Use Chemistry to Get around Menthol Bans
Regulating chemicals one-by-one has allowed the tobacco industry to skirt menthol bans by creating new additives with similar effects but unclear safety profiles

Brain Scans of Jazz Musicians Reveal How to Reach a Creative ‘Flow State’
Both expertise and the ability to release one’s focus can help people enter a state of effortless attention

Neurodivergent Kids Flourish When They’re Taught How Their Brains Work
When teachers and parents talk to kids about having ADHD, autism or learning disabilities, they set them up for success

Innovative Thinking Could Make New Sickle Cell Treatments More Accessible
The cost of new gene-based sickle cell treatments isn’t the only barrier to access. Coming up with new ways to treat the whole disease—and person—could make treatment more equitable

How New Science Fiction Could Help Us Improve AI
We need to tell a new story about AI, and fiction has that power, humanities scholars say

7 Steps to Disprove a Conspiracy Theory
Conspiracy theories are everywhere. Here's how you can figure out when you're being fooled

RNA, Grizzly Bears and Anxiety Treatments Show That Science Is Never Done
Explore the new science of weird chemistry, anthropogenic evolution and near-death experiences