Link About It: This Week’s Picks

Reproducing robots, edible insects, NASA's theologians, bird-friendly architecture and more from around the web

Testing DMT to Treat Depression Psychoactive drug DMT (aka N, N-Dimethyltryptamine) is known for its life-altering, metaphysical trips, but scientists are now looking into its potential to treat depression. Small Pharma, a Canadian drug development company, is working on combining DMT with regular therapy to ease depression in treatment-resistant patients. In September, the company completed phase one of clinical trials—the first company to do so—by …

NASA’s New Rock Samples Could Prove Life Existed On Mars

According to NASA scientists, the rock samples taken from the Jezero Crater on Mars could indicate that life previously existed on the planet. The samples, taken by the rover Perseverance (which first drilled into Mars on 6 September and then again a few days later) have been identified as volcanic in origin. To the scientists’ surprise, these samples also contained salts—likely calcium sulphate or calcium …

The Search for Extraterrestrial Megastructures

For the first time in their history, NASA recently began funding searches for artificial extraterrestrial megastructures. While the agency has looked for life in space for decades, it’s been via biosignatures rather than technosignatures; signs of biological processes rather than signs of technological activity, which indicate higher intelligence. As Mordechai Rorvig writes for VICE, the existing department SETI (Search for Extraterrestrial Intelligence, founded in 1984) …