Best of CH 2021: Link About It

Historic reparations, a poetic robot, underwater art galleries and more of our favorite discoveries from the year

As we publish original articles throughout the day, we also share thoughtful and important stories, research and videos from publications we respect. In doing so, we aim to support fellow reporters, writers and sites (whose pieces are crucial in our growth as writers, readers and learners) while also compiling a useful resource for our readers in our ever evolving Link About It section. The following …

Farewell to Mathematician Katherine Johnson, Crucial “Hidden Figure” at NASA in the ’60s Space Race

From her time as a childhood math prodigy in West Virginia to her crucial role as a “computer” at NASA, where her calculations helped lead astronauts into orbit and then the moon, black mathematician Katherine Johnson was a pioneering figure in spaceflight. Johnson’s work was critical to NASA’s earlier successes—especially during the space race—but they wouldn’t get mainstream recognition until President Barack Obama awarded her …

Debunking a Long-Lasting Star Trek Theory

Mathematician James Grime has debunked a very popular Star Trek theory by using fairly simple math. The widely held belief that “redshirts” (those who work in engineering or security) die more often than any other character isn’t true, Grime says. While technically 10 gold-shirted, eight blue, and 25 red-shirted die in the series, that calculation ignores the fact that there are more redshirts than anybody …