Posts by Jenny Preils

When you think of the most dangerous objects in the universe, black holes probably come to mind. They have that menacing reputation for sucking in everything around them, including light, and seem like the ultimate…

So, we all know what a horizon is, right? You stand on the beach, gaze out at the ocean, and there it is—the horizon. It looks like the end of the world, but spoiler alert:…

While you’re sitting comfortably, sipping your coffee and observing your very non-expanding surroundings, the universe is expanding—just not in a way you can measure by looking at your backyard. You wouldn’t notice it unless you…