I’m Science Trainer Kuwako Ken. Every day is an experiment. 【This article is also available as a radio talk!】 Smoke, Vortices, and Science Magic! Launching Giant Rings of Air with a Fog Machine When you hear the words “air cannon,” what comes to mind? Maybe something straight out of a manga or anime: invisible blasts […]

I’m Ken Kuwako, the Science Trainer. Every day is an experiment. Experience “Beats” at Home! A Simple Sound Experiment Using Two Smartphones Have you ever heard a sound that seems to wobble or pulse strangely? That mysterious effect is called a beat, and the good news is—you can easily experience it at home. In this […]

I’m Ken Kuwako, the Science Trainer. Every day is an experiment. “Just shine light on it, and the electricity disappears.” It sounds like magic, but this strange phenomenon really happens in the lab. Even more fascinating, it’s directly connected to the discovery that earned none other than Albert Einstein a Nobel Prize. Today, let’s explore […]

I’m Ken Kuwako, the Science Trainer. Every day is an experiment. Electricity is invisible, yet a tiny change in how you connect a circuit can completely transform its behavior. Connect components in series or in parallel, and suddenly the voltage behaves in entirely different ways. In this lesson, we used real experimental data to reveal […]

I’m Ken Kuwako, the Science Trainer. Every day is an experiment. Here’s a quick challenge for you. Take a look at this video. A strange black creature is moving around… but what do you think it is? Wait… WHAT is that?! A headless animal is swimming around. Did you figure it out? It’s actually a […]