We heard the crunch as we stepped up on the platform. Wood. Metal clamps. Held together with what looked like veins of a five-day-old onion thrown against the wall and dowsed with curry powder. The smell wasn’t too dissimilar. We had two choices, continue on and make the ridge before dark or settle in, grill…

A group of self-described “anarchist biohackers” has designed a lab reactor that people can make at home out of 3D-printed pieces and off-the-shelf parts, which could potentially enable people to synthesize their own medications. The Four Thieves Vinegar Collective was founded by mathematics professor Michael Laufer in 2015, on a platform of ensuring that people…