One day in the not-too-distant future — probably sooner than many expect — some parts of the world will have power grids that are completely powered by renewables. Eventually, the entire world could be powered by renewables.

Stoners aren’t known for their memory prowess but a new review suggests that drugs similar to marijuana’s active ingredients may hold promise for preventing— or even reversing— brain aging and possibly Alzheimer‘s and other degenerative brain diseases.

Bill Nye "The Science Guy" asks parents that believe in Creationism not to teach it to their kids. He claims that the denial of evolution holds everyone back.

It occurred to Scaife that in the skilled hands of a surgeon, magnets might be a useful tool instead of a hazard. If he placed a magnet on either side of Patrick's blockage, their attraction might make a hole and destroy the membrane, allowing stool to pass.

The most striking thing about North America’s fear of food is how markedly ideas about food’s healthfulness have changed over the years. Chemical preservatives went from being triumphs of modern science to poisons. Whole milk has swung back and forth like a pendulum. Yogurt experienced boom, bust and revival. Margarine went from “heart-healthy” to artery-clogging. And now we are told that salt, historically regarded as absolutely essential to human existence, is swinging the grim reaper’s scythe.