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September 2025

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2025年9月14日 / Last updated : 2025年9月14日 桑子 研 Science

Hands-On Learning: Dissecting a Chicken Brain for Real Science!

I’m Ken Kuwako, a science trainer. Every day is an experiment. A Brain from a Can?! Observing a Chicken’s Brain! “What, a brain from a can?!” When I first heard it, I couldn’t believe it. But when I actually opened the can, it was packed full of real chicken heads. In this article, I’ll introduce […]

2025年9月14日 / Last updated : 2025年9月14日 桑子 研 Science

No Installation Needed! ‘CR-WEB’ (Narika) — The Perfect Tool for Sound Experiments, Even on School PCs

Don’t you find that sound unpleasant? Experience the mystery of “beats” with this free smartphone app! Imagine an orchestra before a concert or a band during practice. You hear various instruments playing their own notes, and it can sound like a chaotic cacophony, right? Well, hidden within that sound is a fascinating scientific phenomenon. This […]

2025年9月14日 / Last updated : 2025年9月13日 桑子 研 Science

Thermite Reaction: The Explosive Chemistry of Oxidation and Heat!

I’m Ken Kuwako, a Science Trainer. Every day is a new experiment. Have you ever heard the term “Thermite Reaction“? It’s a highly dramatic chemical reaction where iron oxide and aluminum powder are mixed and ignited, producing intense heat and light as iron is generated. This experiment, with its firework-like brilliance and the chance to […]

2025年9月14日 / Last updated : 2025年9月14日 桑子 研 Science

Exploring the Reality of Life Through a Sanma Dissection—Even Anisakis Makes an Appearance!

Ken Kuwako, Science Trainer. Every day is an experiment. 【This article is also available on YouTube Music!】 I’ll say it again: dissecting fish is just plain fun. But are you thinking it might be too challenging to do in a classroom setting? This time, inspired by this hands-on lesson, I decided to tackle a Pacific […]

2025年9月13日 / Last updated : 2025年9月13日 桑子 研 Science

Cracking the Code: How ‘Magnetic Catch’ Powers Your Wireless Charger

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 […]

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著者:桑子研(くわこ けん)
 科学の楽しさや不思議、感動を多くの人に届けていきたい。理科教師として勤務する傍ら、サイエンストレーナーとしてテレビ番組の科学監修・出演、実験教室、科学本執筆なども行っています。

Author: Ken Kuwako
I want to share the fun, wonder, and excitement of science with as many people as possible. In addition to my work as a science teacher, I also work as a "Science Trainer," providing scientific supervision for and appearing on TV programs, holding hands-on science workshops, and writing science books.

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