TED-Ed
TED-Ed: Performing brain surgery without a scalpel | Hyunsoo Joshua No
Every year, tens of thousands of people have brain surgery without a single incision: there's no scalpel, no operating table, and the patient loses no blood. Instead, this procedure uses a machine that emits invisible beams of light at a...
TED-Ed
TED-Ed: How X-rays see through your skin - Ge Wang
Originally discovered by accident, X-rays are now used about 100 million times a year in clinics around the world. How do these magic eyes work? Ge Wang details the history and mechanics of the X-ray machine and CT scanners.
TED-Ed
TED-Ed: How simple ideas lead to scientific discoveries - Adam Savage
Adam Savage walks through two spectacular examples of profound scientific discoveries that came from simple, creative methods anyone could have followed -- Eratosthenes' calculation of the Earth's circumference around 200 BC and...
SciShow Kids
What’s Inside a Bean?
Have you ever wondered how a tiny little seed grows into a plant? Well, there's a special kind of seed, one you've probably eaten before, that's big enough for you to open up and see how it works: a bean!
Curated Video
WHAT IS A CT SCAN and why do we need it
Have you ever wondered what are ct scans used for? And how do they work? In this video, we will be answering all the lingering questions you may have about this popular medical imaging technique. DISCLAIMER: The content in this video is...
Curated Video
Angle of incidence
When a ray or beam is reflected from a surface, the angle of incidence is the angle between the incident, or approaching, ray and a line perpendicular to the surface at this point. A Twig Science Glossary Film. Key scientific terms...
Curated Video
Angle of reflection
When a ray or beam is reflected from a surface, the angle of reflection is the angle made between the reflected ray and a line perpendicular to the surface at the point of reflection. A Twig Science Glossary Film. Key scientific terms...
Curated Video
Fibre Optics
Light can be transported over huge distances via fibre optic cables, losing virtually no information. How is this possible? Physics - Waves - Learning Points. Fibre-optic cables carry information from our phones and computers as light. A...
Curated Video
Large Hadron Collider
The Large Hadron Collider, the world's longest particle accelerator, is exciting scientists around the world who hope it can recreate the moments just after the Big Bang. Physics - Universe - Learning Points. The Large Hadron Collider is...
Curated Video
How Do Lasers Work?
Concentrated light can be incredibly powerful and useful. Learn how laser beams are produced by controlling how atoms emit photons of light. Physics - Waves - Learning Points. Lasers are photons of the same frequency going in the same...
Curated Video
Splitting Light
We use a prism to split white light into its constituent colours. Light is passed through a slit in a screen before it hits the prism. The prism refracts the light and we can see the different colours. A second slit can be used to see...
Curated Video
Arches
Discover how forces are applied through an arch, and why this makes it the perfect shape for architecture. Maths - Space A Twig Math Film. Reinforce and extend the learning required by the curriculum. Twig’s math films show abstract...
Curated Video
Stimulated emission
As distinct from spontaneous emission, stimulated emission is the process in which a photon is emitted from an atom or molecule when hit by another photon of the right energy. A Twig Science Glossary Film. Key scientific terms defined in...
Curated Video
History of the lighthouse
Explore the history of lighthouses. Physical processes -Light - Light sources Learning Points Reflectors can be used to concentrate the brightness of light sources. Lenses refract, or bend light and concentrate it into a beam. A Twig...
Curated Video
Holy Bat Swarm! It’s Halloween! Part 3
Video 7 of the Echolocation Unit. Time is running out, and JP is mere moments away from activating the bat blaster beam. This ill negatively affect the bats’ ability to echolocate, and they’ll be trapped inside the bat cave forever!!...
Wonderscape
The Power of Simple Machines: How Levers Make Our Lives Easier
Discover the fascinating world of simple machines with a focus on levers, one of the oldest and most fundamental tools used by humans. Learn how levers enhance our strength, change the direction of force, and make it possible to lift...
Curated Video
Viking Ventures: Navigating the Seas and Shaping Normandy
Journey through the Viking Age as we explore how these formidable Norse explorers mastered the art of navigation without modern tools and left a lasting impact on Normandy. This video delves into the Vikings' sophisticated maritime...
Curated Video
From Selfies to Statuettes: The Evolution of Portraiture in the Age of 3D Technology
Explore the fascinating transformation of portraiture from traditional methods to cutting-edge 3D technology. Journey with Mac Lesggy as he discovers how modern techniques capture and immortalize human likenesses in crystal blocks,...
Curated Video
Celestial Light Shows: Aurora and Rainbow Mysteries Unveiled
Dive into the mesmerizing world of auroras and rainbows with stunning visuals from around the globe. Learn how the collision of charged particles with Earth's atmosphere creates the vivid colors of the aurora borealis and australis, and...
Curated Video
From Bulky Cathode Ray Tubes to Sleek OLED: The Evolution of Television Technology
Explore the fascinating journey of television technology from the bulky cathode ray tube sets of the past to the modern sleek, flat screens, and the cutting-edge OLED displays of the future. Discover how these technological advancements...
Curated Video
Learn Java from Scratch - A Beginner's Guide - Step 03 - Exploring Java Spring Framework Bean Scopes - Prototype and Singleton
In this video, you will explore Java Spring framework bean scopes, such as prototype and singleton, and learn when to use them.
Curated Video
Learn Java from Scratch - A Beginner's Guide - Step 02 - Exploring Primary and Qualifier Annotations for Spring Components
In this video, you will explore primary and qualifier annotations for Spring components and learn how to use them.
Weatherthings
Lightning vs Rolling Shutter
If you've ever seen a video or photo of lightning that has a pillar of light seemingly beaming upward to the sky, or if you've seen an image of lightning where part of the picture is very bright and the other part is not, there's a...
Prime Coaching Sport
Elementary gymnastics - Beam - 7 beam routine
Elementary gymnastics - Beam - 7 beam routine