“Print” Murals With the Human-Guided SprayPrinter

The SprayPrinter, developed by an Estonia-based start-up, is new a spray painting system that “prints” out large-scale murals using a human hand as its guide. Accompanied by a dedicated mobile app, the contraption maps out targeted walls or canvases and sprays a small dot each time it passes over an area that should be colored in—it’s basically a giant, human-powered inkjet printer. Though they’ve released …

How Astronomers are Hunting Ancient Stars

At 4.6 billion years old, our beloved Sun is considered young when compared with the 13-billion-year-old stars that occupy the furthest reaches of our galaxy. Those stars, called “pristine” by astronomers, took shape just 300 million years after the Big Bang and are recognizable by a lighter metallic composition. Various teams of astronomers are currently on the hunt for these stars, looking into the night …

An Interview with Gloria Steinem and Ruth Bader Ginsburg

While their careers have taken them to different places, Supreme Court justice Ruth Bader Ginsburg (aka Notorious RGB) and women’s rights activist and journalist Gloria Steinem have fought for similar ideals throughout their lives. Now in their 80s, the friends sat down with The New York Times to discuss the parallels between their lives, the first time they met and the injustices that fueled their …