Science: resources for South African teachers
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Science: resources for South African teachers
From black holes to the physics of footballs...good stuff from the Net to use in your class, courtesy of the Reeler Centre at Pinelands High School  (If you would like to receive a weekly newsletter of the latest items in this Scoop just mail me at avanzyl@phs.org.za)
Curated by Andrew van Zyl
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Digital Africa | DW Documentary

Published on Dec 11, 2018
Mobile payments, drones monitoring harvests, robots directing traffic – Africa’s image is changing. Transactions made by text message, fields monitored by drones, and traffic regulated by robots. The film "Digital Africa - A Continent Reinventing Itself" challenges what we think we know about Africa. From Nairobi to Kumasi, from Kenya to Ghana, start-ups in Africa’s high-tech hubs have been coming up with inspiring technological novelties. This documentary explores the innovative power of the African continent, and meets the entrepreneurs, developers and high-tech professionals in Kenya, Rwanda and Ghana behind it all.

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What Are Acids & Bases? | American Chemical Society

Published on Nov 8, 2018
Acids and bases can be found all throughout your everyday life and are often times very useful… even in your own body! But what is it about acids that make some super dangerous and other safe to eat? And in order to tell how acidic or basic a chemical is, how do we measure their individual intensities? This episode of chemistry basics covers the fundamentals of acids and bases and how we use the pH scale to measure them.

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What is Farthest Away? I It's okay to be Smart

Published on Nov 6, 2018
The edge of everything used to be the edge of the map. But now, thanks to what we know about astrophysics and the universe, the edge of everything might not even exist…

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How a Harvard Professor Makes Transforming Toys & Designs | WIRED

Published on Nov 29, 2018
Chuck Hoberman's eponymous sphere is one of the best-loved toys of the last quarter century. But it's only one example of his incredible work in transformable design. From adaptive nanotech to flexible building materials, Hoberman has created surprising and inventive designs at every scale.

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Bizarre Units used by Scientists - Sixty Symbols

Published on Oct 30, 2018
From nanomaggies to SNUBS... Featuring Dr Becky Smethurst.

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Banana Equivalent Dose Song I Festival of The Spoken Word

Premiered Nov 2, 2018
How many bananas would you have to eat to get the radiation dose of a dental X-ray, or a flight to New York? And how many bananas is too many bananas? If you like this, the whole show is available now on DVD, download and... floppy disk!

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The Mighty Power of Nanomaterials: Crash Course Engineering #23

Published on Nov 1, 2018
Just how small are nanomaterials? And what can we do with stuff that small? Today we’ll discuss some special properties of nanomaterials, how some can change at different sizes, and the difference between engineered nanomaterials and ones that occur naturally. We’ll also talk about some of the future research that’s needed on the use of nanomaterials.

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How augmented reality will make surgery safer I Euronews

Published on Nov 27, 2018
New technology will push surgery forward by using augmented reality.…

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Mission Control Live: NASA InSight Mars Landing I NASA

Streamed live on Nov 26, 2018
Original air date: November 26, 2018 11 a.m. PT (2 p.m. ET)
See inside mission control at NASA’s Jet Propulsion Laboratory as signals return from the InSight mission as it lands on Mars. Landing commentary includes interviews with team members.

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British Firm Creates Novel Way to Recycle Plastic I VOA

Published on Nov 22, 2018
The problem with plastics is a well-known refrain by now: It never goes away and far too little of it is being recycled. That means it is turning up in every corner of our planet, from our beaches to our bodies. But one British firm has figured out a new way to recycle plastics, and customers are waiting in line.

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What’s the smallest thing in the universe? I TED-Ed

Published on Nov 15, 2018
If you were to take a coffee cup, and break it in half, then in half again, and keep carrying on, where would you end up? Could you keep on going forever? Or would you eventually find a set of indivisible building blocks out of which everything is made? Jonathan Butterworth explains the Standard Model theory and how it helps us understand the world we live in.

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Why Don't Birds on Power Lines Get Zapped? I SciShow

Published on Nov 17, 2018
If you stick your finger in a socket, you’re in for a bad time, so how can birds perch on power lines without getting zapped?

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Impossible Muons I MinutePhysics

Published on Nov 13, 2018
This video is about how terrestrial muons are part of our experimental proof of time dilation, length contraction, and special relativity in general

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How Small Science Is Creating Big Possibilities in Africa I Great Big Story

Published on Dec 6, 2018
Ofori Charles Antipem wears many hats—he’s an inventor, an entrepreneur and an advocate of STEM. Now, he’s bringing all his passions together, dedicating his life to bringing affordable science education to kids across Africa. The Science Set is Antipem’s creation, developed to give students access to a unique toolkit. Each set contains 45 scientific components and costs just $20. His next invention? Cheap and easy-to-assemble microscopes, carefully designed and built using 3D printed materials.

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The Chemistry of Water | American Chemical Society

Published on Nov 8, 2018
Water is a ubiquitous substance with some highly unusual chemical properties. Water molecules are polar in nature, which makes them interact with each other and other substances in fascinating ways. But why can salt dissolve in water when oil can’t? This episode of chemistry basics explores the chemical structure of water molecules, and gives you a chemical crash course in polarity and the molecular property that makes water so special – hydrogen bonds.

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What is Surface Tension? | Richard Hammond's Invisible Worlds | Earth Lab

Published on Nov 22, 2018
How do water striders walk on water? It has to do with the elastic property of the water surface, a phenomenon called surface tension.

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Cake Recipe in strange science units - Sixty Symbols

Published on Oct 30, 2018
Dr Becky Smethurst adapts a classic Mary Berry cake recipe, using a combination of strange science units.

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Optical Tweezers and the 2018 Nobel Prize in Physics - Sixty Symbols

Published on Nov 4, 2018
The winners of the 2018 Nobel Prize in Physics were half to Arthur Ashkin “for the optical tweezers and their application to biological systems” and the other half jointly to Gérard Mourou and Donna Strickland “for their method of generating high-intensity, ultra-short optical pulses”.

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Here’s what the Nasa's latest probe is doing on Mars I Guardian

Published on Nov 26, 2018
Nasa engineers are about to initiate a manoeuvre that is their least favourite activity in space: they will attempt to land a robot spaceship on Mars. The latest Mars probe, InSight, is intended to analyse seismic activity on the red planet by drilling under its surface.

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Cinema, Radio, and Television: Crash Course History of Science #29

Published on Nov 26, 2018
Radio, Cinema, and Television have been staples in news coverage, entertainment, and education for almost 100 years. But... where did they all come from? Who started what and when and why? In this episode, Hank Green talks to us about their birth and a dead elephant.

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NASA’s InSight Mars landing: what it really took I Verge Science

Published on Nov 26, 2018
After a six-month long journey, NASA’s InSight spacecraft successfully landed on Mars. The probe will now begin to collect data on Mars’ crust, mantle, and core, providing a never-before-seen look at the red planet’s inner workings. Getting a new spacecraft on the surface of the red planet is no easy feat – The Verge’s Loren Grush talks to engineers about how they prepared for this landing.

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NASA's Insight lands on Mars - What's next? | Al Jazeera

Published on Nov 27, 2018
The first ever spacecraft designed to study the inner depths of Mars has successfully touched down on the Red Planet.
Scientists are hoping the InSight mission will help shed light on how the planet was formed billions of years ago.

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Britain's Most Daring WW2 Raid I Real Engineering

Published on Nov 23, 2018

Real Engineering looks at the the development of the bouncing bomb and Operation Chastise, a bombing raid against the dams of the Ruhr valley.

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How Quantum Mechanics Saved Physics From Ovens I SciShow

Published on Nov 14, 2018
You might think that quantum physics was discovered because of some super complicated electron behavior or something, but it was actually invented to explain ovens.

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3 Groundbreaking New Toilets I SciShow

Published on Nov 20, 2018
Most of the time you probably don’t have to think too much about your toilet, but billions of people don’t have access to safe sanitation. So, engineers are working on new kinds of toilets that could help solve that!

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