Plastic Bubble Subs Grant Humans Access to the Deep Sea

As we continue exploring space, there’s a large subset of researchers and investors that are working their way into the depths of our oceans—of which we have discovered 5%. Most of those scientists are using technology that originated in the ’80s: bubble crafts. But clever, contemporary upgrades are making these spherical vessels more efficient than ever. These days, the vessels cost between $2 million to …

Link About It: This Week’s Picks

A graphic novel about LSD, landing on the moon with an AR app, sea versus space and more from around the web

The Elusive Smile in Art History It’s a common misconception that the reason subjects in portraits of yesteryear didn’t smile is because of unappealing looking teeth. In fact, the reason is quite logical: smiling for hours on end is awkward and straining for models. In an essay on the topic, writer Nicholas Jeeves says, “A smile is like a blush. It is a response, not …