By Tarun Sai Lomte A large cohort study suggests that not all olive oils are equal, with virgin olive oil showing favorable links to cognitive aging and gut microbiota profiles over two years. Study: ...

The more expensive one isn't always the best.

Injecting bio-oil made from corn stalks and forest debris into the deep shafts of abandoned crude oil wells could be a viable form of carbon sequestration, a new Iowa State University study found.