SciShow
The Dark History of Matches
When we began mass-producing matches in the 1800s, workers in the factories started dying mysteriously. The history of our sparking little flame-sticks is darker than you think.
MinuteEarth
The Real Reason Leaves Change Color in the Fall
Want to learn more about the topic in this week's video? Here are some keywords to get your googling started: Leaf senescence, chlorophyll, carotenoid, anthocyanin
MinuteEarth
The Bird Poop That Changed The World
Thanks to my grandmother for inspiring this story, and to my mother for helping make it. Bird poop was the gateway fertilizer that turned humanity onto the imported-chemical-based farming system of modern agriculture....
Crash Course
Pollution: Crash Course Ecology
Hank talks about the last major way humans are impacting the environment in this penultimate episode of Crash Course Ecology. Pollution takes many forms - from the simplest piece of litter to the more complex endocrine distruptors - and...
Bozeman Science
The Skeletal System
Paul Andersen describes the important features of the skeletal system. He starts by comparing and contrasting endoskeletons and exoskeletons. He then explains how the human skeleton provides support, movement, storage, blood production...
Bozeman Science
A Tour of the Periodic Table
Mr. Andersen describes the major groups on the periodic table.
Curated Video
Writing Formulas for Covalent Compounds
A covalent compound is formed when 2 nonmetals bond together. When we have a covalent compound we have to use a specific set of naming rules. The first rules is that the first element keeps its name. The second rule is that the second...
Curated Video
Solving Limiting Reactant Practice Problems!
In this video we walkthrough 3 limiting reactant practice problems step by step and show you how to solve them!
Curated Video
Naming Covalent Compounds the EASY way | How to pass Chemistry
This videos will cover how to name covalent compounds. It is important to remember that we have to use prefixes when we name covalent compounds. Covalent bonds, or compounds, form between 2 nonmetals, or 2 anions. In a covalent bond the...
Curated Video
The Elements: Phosphorus
Phosphorus is a versatile element, found in our DNA as well as fireworks and fertilisers. Chemistry - Periodic Table - Learning Points. Phosphorus helps convert food into energy. Phosphorus is found in our DNA. Compounds of phosphorus...
Curated Video
Factpack: How to Make a Human
Revealing the elements which make up the human body, and their relative abundance. Chemistry - Periodic Table - Learning Points. A Twig FactPack Film. Open a discussion on what has been already learnt in a topic, or use to grab attention...
Curated Video
Bones
Bones are living, growing tissues. What are they made of and how do they develop from young to old? Biology - Human Body - Learning Points. Bones support the body and protect vital organs. When you are born you have around 300 bones,...
Curated Video
Discovery of Phosphorus
The story of Hennig Brand and how he discovered the element phosphorus by boiling buckets of urine. Discover why his experiments paved the way for the discovery of the modern chemical elements. Chemistry - Periodic Table - Learning...
Curated Video
In the shadow of a volcano
Learn about the surprising benefits a volcanic eruption can bring to an environment. Life processes - Living things in their environments - Role of the environment Learning Points Natural disasters and changing weather can affect...
Curated Video
Overusing resources
Find out why some resources are in short supply and why we need to conserve as much as possible. People and places -Human impact on the environment - Overusing resources Learning Points Some natural resources on Earth are limited and...
Science Buddies
Upcycle Paper Products into Plantable Seed Paper
Paper upcycling: its importance, process, and environmental impact. Learn how to reduce waste and reuse materials while testing eco-friendly fertilizers.
Great Big Story
Discovering phosphorus, Hennig Brand's accidental breakthrough
How Hennig Brand's quest for gold led him to discover phosphorus by boiling urine in 1669.
Wonderscape
Bacteria's Eco-Friendly Functions
Explore the invaluable contributions of bacteria to our world. Discover how decomposers break down organic matter, enabling soil enrichment for plant growth. Learn how bacteria assist in environmental cleanup, particularly during oil...
Curated Video
GCSE Physics - Visible and UV Light #67
This video covers: - The different colours of visible light - How light is used is optical fibres - The concept of fluorescence with ultraviolet radiation - How ultraviolet radiation can be used in security General info: - Suitable for...
Curated Video
Non-Metals and Other Non-Metals Song Periodic Table
Learn about the Other Non-Metals group of the Periodic Table with Non-Metals and Other Non-Metals Song Periodic Table by KLT.
Curated Video
Vitamin-Filled Vegetables
Food Detective Berry Blue talks about why vegetables are such an important part of the Fabulous Five Food Groups. She explains the way vegetables grow and how they can be purchased fresh, canned, or frozen. She raves about the...
Curated Video
Investigating the Effect of Concentration on Chemical Reaction Rate: A Practical Experiment
In this video, the speaker discusses a required practical activity on the chemistry specification which involves investigating how increasing the concentration of a reactant increases the rate of reaction by collecting a gas. The speaker...
TMW Media
The Everglades Ecosystem: Learn how the everglades came to be
What are the different ecosystems that make up the everglades? What has compromised the health of the everglades? Where do the everglades begin? When and how did the everglades begin to form? What happened when settlers came to the area?...