Can you recycle beer bottles with lime wedges? Umbra tosses back an answer.
Kara Koskowich is going to take the world by storm. Girlfriend just graduated from high school in Canada, and instead of shelling out for a fancy graduation dress, she decided to reuse old homework and post-it notes to make one …
A parasitic caterpillar fungus that grows in the Himalayas has many names, according to Scientific American — yarsagumba, yarchagumba, yartsa gunba, yatsa gunbu. But we are only going to remember one name: Himalayan Viagra. This fungus, which leeches off of …
A reader frets about his caffeine-delivery equipment. Umbra gives him a dose of reality.
A reader wonders how to find a hose that's not made of PVC plastics. Umbra's not going to water down this answer.
A reader asks if it’s ethical to mine asteroids. Umbra takes us on a voyage of discovery.
How can you prevent turning red while staying green? Umbra takes on this burning issue.
Grist’s green-living pioneer, the Greenie Pig, quit shopping, cold turkey, for a month. Well, almost. What do you think -- in the No New Stuff challenge, did she pass or fail?
A reader thinks a motorized bicycle would make riding easier, but it feels like cheating. Umbra makes the call.