Covid Resilience

In 1981, scientists discovered ways to derive embryonic stem cells from early mouse embryos. Since then, they have been the subject of intense scrutiny, controversy, and advocacy. They are unique cells, which can be derived from human embryos and c…

When I visited Thailand years ago, I had the pleasure of tasting about 20 different types of exotic, tropical fruits like pineapple and mango, some of which were first in my life. Each had a unique color, shape, smell, and taste. It occurred to me t…

One of my most beautiful childhood memories was stone skipping with my dad. It always seemed mysterious to me when the rocks bounced smoothly on a calm sea on a warm summer day. Skipping stones is a worldwide phenomenon. Eskimos skip rocks on ice a…

Dreams keep brain refreshed Tsai et al. Cerebral capillary blood flow upsurge during REM sleep is mediated by A2a receptors. Cell Reports, August 2021 New research has provided some fresh insights into why dreams are biologically so important. Sci…