SciShow
Do Fish Drink Water?
They live in the water, but do they actually drink it? Turns out, some fish actually do! Learn all about how different kinds of fish get the fresh water that they need to survive in this new episode of SciShow!
SciShow
Milk, and the Mutants That Love It
Got milk? Fact is, most people don't -- and shouldn't -- because for them, ice cream and milkshakes are basically toxic. So why can some people drink milk and survive? Turns out they're mutants! SciShow explains.
Bozeman Science
AP Biology Practice 5 - Analyze Data and Evaluate Evidence
In this video Paul Andersen explains how scientists analyze data and evaluate evidence. He starts with a description of data and how it must be properly displayed. He then describes types of data in each of the four big ideas. He finally...
SciShow
The Brewer Who Secretly Revolutionized Statistics | Great Minds: William Gosset
When you have a study with a small sample size, how do you know that the results represent the broader population? Well, thanks to a brewer who needed to assess beer quality in the early 1900s, we now have a simple statistical test that...
SciShow
Why Peeing in the Pool Could Be Dangerous | Disinfection By-Products
It’s kind of a pain to get out of the pool just to use the bathroom, plus chlorine is a disinfectant so it is fine to pee in the pool, right? Well, it turns out that might give you some health issues.
SciShow
Milk and the Mutants That Love It
Got milk? Fact is, most people don't -- and shouldn't -- because for them, ice cream and milkshakes are basically toxic. So why can some people drink milk and survive? Turns out they're mutants! SciShow explains.
SciShow
Milk, and the Mutants That Love It
Got milk? Fact is, most people don't -- and shouldn't -- because for them, ice cream and milkshakes are basically toxic. So why can some people drink milk and survive? Turns out they're mutants! SciShow explains.
SciShow
Do Fish Drink Water?
You'd think that animals that lived in water wouldn't have to drink it -- but some fish do. Learn all about how different kinds of fish get the fresh water that they need to survive.
Crash Course
Kinetics: Chemistry's Demolition Derby - Crash Course Chemistry
Have you ever been to a Demolition Derby? Then you have an idea of how molecular collisions happen. In this episode, Hank talks about collisions between molecules and atoms, activation energy, writing rate laws, equilibrium expressions,...
MinuteEarth
This Atom Can Predict The Future
Many of the bewildering correlations in our world - like that between Beryllium-7 and the Asian monsoon - are a result of huge and unseen forces that tie them together.
Crash Course
pH and pOH: Crash Course Chemistry
In this episode, Hank goes over Reversible Reactions, the water dissociation constant, what pH and pOH actually mean, Acids, Bases, and Neutral Substances as well as the not-so-terrifying Logarithms, strong acids, weak acids, and how to...
TED-Ed
TED-ED: What causes body odor? - Mel Rosenberg
Most of us don't need more than one whiff to identify that generally unpleasant, characteristic smell we call body odor. But it's a surprisingly complex phenomenon, influenced by our genetic makeup, age, diet, and hygiene. So what is...
Curated Video
Hard and Soft Water
The properties of water and its uses, depend on its mineral content. What minerals are found in water and how do they affect it? Chemistry - Periodic Table - Learning Points. Water contains dissolved mineral ions, such as sodium, calcium...
Curated Video
Order Matters : Getting to the Bottom of Reaction Order
Definition of Order of Reaction, Reaction Order calculation in NH3, NO2 formation Order & Molecularity of Reaction part 1
Curated Video
GCSE Chemistry - The pH Scale & Strong vs Weak Acids (Higher Tier) #35
One of the most confusing points with acids is the difference between strength and concentration. This video covers exactly what strong vs weak means and explains what the pH scale really represents. This video is suitable for: - Higher...
Curated Video
GCSE Chemistry - Reversible Reactions and Equilibrium #49
This video covers the following - The difference between a normal reaction and a reversible reaction - What is meant by 'equilibrium' - What is meant by the 'position of equilibrium'
Curated Video
GCSE Chemistry - Flame Emission Spectroscopy (Flame Photometry) #66
This video covers: - What flame emission spectroscopy (also called flame photometry) is. - How it can be used to identify the metal ions present in a sample - How it shows the concentration of each metal ion present in a sample - Why...
Curated Video
What happened to Brussels sprouts?
It’s not your imagination: Brussels sprouts used to suck.
Science Buddies
How to Make a Serial Dilution
Simple step-by-step instructions to help you make dilutions and serial dilutions. Calculating dilution factors has never been easier!
The Noted Anatomist
Osmosis
This brief video tutorial briefly discusses osmosis, osmotic pressure, oncotic pressure and tonicity: 0:00. Introduction 0:13. Osmosis 1:31. Osmotic pressure 2:03. Oncotic pressure 3:34. Tonicity - 3:47. Isotonic solution - 4:15....
Religion for Breakfast
Was the Oracle of Delphi High on Fumes?
00:00 Introduction 01:51 Early History of Delphi 05:54 The Oracle Explained 09:03 Geochemical Gas Theory 12:03 Problems with Gas Theory 16:20 Alternative Theory: C02? 17:48 Synthesis: Trance, yes. Gas? No.
Professor Dave Explains
Acids and Bases, pH and pOH
We've all heard the terms acid and base. What do these mean? Don't just tell me about pH, silly. What structural detail makes a molecule an acid or a base? You don't know? Well, you'd better watch this then. You don't want to be...
Curated Video
Why Are pH Values Only In A Range Of 0-14?
The pH scale is used to determine whether a substance is acidic or basic, and to calculate how strong a chemical it is. A pH value is a number that ranges from 1 to 14 for most common chemicals, with seven being the middle or neutral...
Catalyst University
Relating Equilibrium Constants: Kp and Kc (Keq)
Relating Equilibrium Constants: Kp and Kc (Keq)