Humans may be one step closer to finding the Fountain of Youth — sort of. Researchers will begin testing Metformin, a medication used to treat diabetes, as an anti-aging drug in a clinical trial next year.
When it’s used for treatment for type 2 diabetes, the drug reduces the amount of glucose produced in the liver, but researchers believe that it may also have the ability to slow down the aging process in individual cells by increasing oxygen released into each cell.
The way we fish for popular seafood such as salmon, tuna and shrimp is threatening to ruin our oceans. Paul Greenberg explores the sheer size and irrationality of the seafood economy, and suggests a few specific ways we can change it, to benefit both the natural world and the people who depend on fishing for their livelihoods. -by Paul Greenberg