I’m Ken Kuwako, a science trainer, and every day is an experiment. Wireless phone chargers are incredibly convenient, aren’t they? No more fumbling with cables. But have you ever stopped to think about how they actually work? “How is electricity transmitted without a single wire connected?” It feels like a technology straight out of a […]

I’m Ken Kuwako, the Science Trainer. Every day is an experiment. 【This article is also available as a radio broadcast!】 Today, I’ll walk you through the steps for a clam dissection. We all know clams from clam digging or as a tasty addition to miso soup, but they are also incredibly useful creatures for learning […]

Hi, I’m Ken Kuwako, a Science Trainer. My life is one big experiment. [This article is also available on a podcast!] Mixing iron and sulfur and heating them to create iron(II) sulfide—it’s an experiment in sulfurization that every science teacher has likely done at some point. Living in a volcanic country like Japan, it’s worthwhile […]

This is Ken Kuwako, your Science Trainer. Every day is an experiment. That familiar crunch, the burst of sweet and sour juice… We all know and love apples. But what if I told you that the red, sweet part we eat isn’t actually what botanists call the “fruit”? A surprising truth! Are we actually eating […]

This is Ken Kuwako, your Science Trainer. Every day is an experiment. We all use earphones every day, whether they’re in-ear or over-ear models. But did you know there’s a way to listen to sounds without using your ears at all? Today, we’ll use some common items to perform a simple experiment that demonstrates the […]