from the cover of Radio-Electronics, June 1949, Volume 20, Number 9

Can Radio Really Educate?

In the 1920s, radio was an exciting new mass medium. It was known for providing entertainment, but educators wondered if it could also be used for education.
A rather reluctant-looking girl is given an injection of vaccine

What Makes Vaccine Mandates Legal?

Historically, the Supreme Court has held that forgoing vaccines is a threat to public health and therefore beyond the bounds of liberty.
An illustration of a woman experiencing information overload

ADHD: The History of a Diagnosis

Attention deficit hyperactivity disorder has been a controversial diagnosis since it was first described, back in the 1940s.
Jones Edward Salk

Verbatim: Jonas Salk

Virologist Jonas Salk led the team that developed the breakthrough vaccine for polio. He was also a social critic.
The head of school security, and a Miami-Dade Police officer stand at the front entrance to the Kenwood K-8 Center on August 24, 2018 in Miami, Florida.

Why Do We Have Cops in Schools?

In the mid-1970s, police officers were in only about 1 percent of US schools. That changed since the late 1990s.
A person standing between bookshelves in a university library.

What Makes a Fair College Admissions Process?

In the wake of the college admissions scandal, scholars go back to the drawing board to answer this most central question.
A computer screen reflected in glasses

To Cope with Digital Distraction, Embrace Digital Neurodiversity

The internet is changing our brains. Our columnist suggests that maybe this isn't such a bad thing.
Obama commencement speeches

Who Gets to Make Commencement Speeches (and Why)?

Why are battles over just who gets the honor of toasting new graduates—and what they say—always so heated?
Photgraph: Fred Rogers lacing up his iconic sneakers

Source: Grand Communications/The Fred Rogers Company

Long Live Mister Rogers’ Quiet Revolution

Fred Rogers argued by example and in his quiet, firm way that television’s power could be harnessed to shape future generations for good.
flat earther

A Natural History of Flat Earthers

How is it that in 2017 there are still Flat Earthers? Perhaps first we need to look back at the myth of Christopher Columbus.