Posts Categorized: Guest Posts

Guest Post: “The World is Nothing but Change” by Carlo Rovelli

If I observe the microscopic state of things, then the difference between past and future vanishes. The future of the world, for instance, is determined by its present state—though neither more nor less than is the past. We often say that causes precede effects and yet, in the elementary grammar of things, there is no... Read more »

Guest Post: “What Is Spirituality?” by Thomas Metzinger

An excerpt from Spirituality and Intellectual Honesty by Thomas Metzinger Here’s something to spend the weekend contemplating… Can something like a completely secularized form of spirituality exist? Or is this idea perhaps incoherent—something that on second sight cannot be described consistently and without getting lost in obvious contradictions? Continue reading

Guest Post: The Mystery of Time

An Excerpt from Your Brain is a Time Machine, by Dean Buonomano I enjoyed every minute of my work on Dean’s latest book, as it explores some of the most fascinating questions about both the universe and the brain: What is time? Why does time seem to speed up or slow down? Is our sense that time flows an illusion? Dean... Read more »

Guest Post: Rockets Rising

An excerpt (#2!) from Rise of the Rocket Girls, by Nathalia Holt This is the first time I’ve ever done this… But I think the history is so important, and Nathalia has done such a beautiful job of getting it down so eloquently on paper, that I’ve posted another excerpt from her book. Rockets were... Read more »