This Week in Science: Poop Concrete, Hot Ice, And More!

There’s a special kind of magic in a weekly science digest that can bounce from excrement to exotic states of matter without missing a beat. The headline alone—"Poop Concrete, Hot Ice, And More!"—is practically a dare to your sense of wonder. It’s as if the universe is winking at us, reminding us that the line between gross and profound is thinner than we think. After all, what is concrete but glorified mud, and what is poop but glorified leftovers? Put them together, and you’ve got a building material that could one day house us all. That’s not just recycling; that’s alchemy for the Anthropocene. The "hot ice" bit is even more tantalizing. In physics, water has a habit of being a shapeshifter—over a dozen known ice phases exist, some forming at temperatures that would vaporize your lunch. When scientists talk about hot ice, they usually mean exotic phases like superionic ice, where hydrogen atoms flow like a liquid through a solid lattice of oxygen. It’s the kind of stuff that exists inside ice giants like Neptune, and it challenges our everyday assumption that ice is simply frozen water. If this week’s roundup included even a glimpse of that, it’s a beautiful reminder that the most ordinary substance on Earth holds cosmic secrets. What makes these roundups so compelling is their democratic weirdness. You don’t need a PhD to gasp at the idea of a skyscraper made from sewage, or to marvel at ice that behaves like a stranger in the night. ScienceAlert’s weekly scroll is a treasure chest of "wait, what?" moments, curated by actual humans who clearly love the strange corners of research. And in an era of AI-generated content, that human touch matters—it’s what turns a list of headlines into a conversation with the universe. So as you read through this week’s stories, let yourself be delighted. The universe is under no obligation to make sense, but it is always, always more creative than we are. Whether it’s poop concrete or hot ice, the takeaway is the same: reality is the best science fiction writer we’ve ever had. Dive into the full roundup at the source, and let your sense of wonder do the heavy lifting.