Documentaire tokamak fusion nucléaire ! (extrait)

Exploring the Mysteries of Black Holes in Space

Light Bulb vs Liquid Nitrogen Experiment

This Ice Freezes… But Feels Hot ❄️🔥

Health class is in session 👩🏻‍🏫 I’m answering some of the anonymous questions from a recent round-up I did. So if you’ve ever wondered what students are actually asking, and how I answer them, here you go 💘✏️🌷📝🗳️ 👉🏽 FYI: While the questions were asked by students, the answers I share online are for my adult audience and may differ from the answers I give in class. Regarding their handwriting being displayed- questions typically don’t come from the same class or school. I also give parti

Why do viruses look like robots? Once you discount the AI-generated, misleading videos, viruses really ARE way more robot-like than humans! And the reason they look so weirdly mechanical comes down to scale and complexity. At human size, biology is squishy. Muscles, skin, organs — it feels like nature is sculpting with clay. But viruses are built at the molecular scale, where you don’t have soft, flexible materials to freely mold into any shape. You have proteins. And proteins are more like LEGO