In this special episode of Life’s Little Mysteries, we focus on a serious topic that everybody is talking about: SARS-CoV-2, and the disease it causes, COVID-19. Every day at Live Science, our reporters...

In this episode of Life’s Little Mysteries, we’ll take a closer look at dreams that terrify: nightmares. What causes nightmares, and does everybody have them? What can you do to prevent nightmares?...