Curated Video
GCSE Biology - What is Microscopy? #5
In this video, we cover: - The different parts of a microscope - What the terms image, object, magnification and resolution mean Exam board specific info: AQA - Suitable for everyone IGCSE Edexcel - Suitable for everyone Edexcel -...
Professor Dave Explains
Widefield and Confocal Fluorescence Microscopy
We just learned about electron microscopy, so what was the next major innovation in microscopy in the 20th century? That would be fluorescence microscopy, of both the widefield and confocal varieties. How does this work? What is...
World Science Festival
Nanotechnology’s Promise: A Big Risk in a Small Package?
Microscopic, manmade nanoparticles have found their way into almost every part of our daily lives from clothing, to skin care, our cell phones, and even the soil. But how safe are we from ill effects from extensive exposure? And what...
Stated Clearly
Honey Bee Stinger #Shorts
bee stinger! This is the barbed stinger of a honey bee. I show you what it looks like close up, under an electron microscope, and a diagram with all the parts labeled. You can see the full length version here: https://youtu.be/IzVe3lyf4Fg
Teacher's Pet
Cell History
While Robert Hooke discovered the cell in 1665, the first cell theory didn't come about until the 1830s. The video explains the discovery of the cell and the scientists involved. It continues to the parts of cell theory and the...
Teacher's Pet
Leaf Structure Lab
Two guard cells protect every stoma on a leaf. The video explains the structures of leaves, including stomatas. It details how to identify the parts under a microscope.
Bozeman Science
A Tour of the Cell
Adult humans are made of around 40 trillion cells that can't be seen these without some really powerful microscopes! Learners tour both prokaryotic and eukaryotic cells, learning how their structures are similar and different, and...
Teacher's Pet
Leaf Structure
Take it or leaf it, the video teaches the structure of leaves. It includes a discussion of stomata and the importance of transpiration. It also explains the role of chloroplasts.