SciShow
Electric Eels Bigger Than You Zap in PACKS
We’ve long thought that electric eels hunt individually…until we discovered a lake where one species hunt, and zap, in packs!
Curated Video
Discovering the Dwarfing Gene: Implications for Wheat and Other Crops
This video discusses the discovery of a gene, RHT, that controls the dwarfing process in wheat plants. Scientists at the John Innes Agricultural Research Institute have found that this gene, when isolated and used in breeding, can...
Professor Dave Explains
Biginelli Reaction
With the Passerini and Ugi reactions down, let's learn one more multi-component reaction, the Biginelli reaction. Developed by Pietro Biginelli in 1891, this reaction produces pyrimidine derivatives. What's the mechanism? What are the...
Financial Times
Has the US dollar stopped making sense?
John Authers tries to explain why the dollar is falling, even as US bond yields rise and money pours into the US stock market.
Curated Video
Calculating Theoretical Yield in Chemical Reactions
The video is a tutorial on how to calculate theoretical yields in chemistry. The host explains the concept of theoretical yield as the maximum mass of product that can be formed during a reaction when assuming the reaction has gone to...
Curated Video
Liquidity Preference Theory: Understanding the Influential Factors Behind Holding Cash in an Economy
This video is a lecture presentation on the liquidity preference theory. The lecture explains the three monetary motives behind holding money: the transactions motive, the precautionary motive, and the speculative motive. The video also...
Curated Video
Understanding Yield in Chemical Reactions: Theoretical Yield, Actual Yield, and Percentage Yield
This video provides an explanation of yields in chemical reactions. It defines yield and goes on to explain the theoretical yield. The video also discusses actual yields. The concept of percentage yield is introduced as a measure of the...
Financial Times
Gold is king but should you buy it?
Gold is king in times of crisis, and is seen as a safe haven for investors. However, as the FT's Robert Armstrong explains, it is also traditionally associated with fear, hoarding and inflation, and betting on gold is a bet against history
The Wall Street Journal
Food Security
With so much abundance, why are so many people still food insecure? What does a solution look like?
Food Farmer Earth
Organic Farming's Role in Global Nutrition: Fred Kirschenmann's Perspective"
Fred Kirschenmann challenges the notion that organic farming cannot feed the world, arguing that it's not about yields but about access to food, sustainable practices, and efficient use of resources. He emphasizes that the real issue...
Curated Video
Understanding the Difference between Expressions and Equations
In this lesson, students will learn the difference between expressions and equations. They will understand that expressions represent values and can be simplified, but not solved. On the other hand, equations equate two expressions and...
Curated Video
Selective Breeding: Process and Outcomes
The video explains the process of selective breeding, which is the process by which humans breed plants and animals for certain desirable characteristics. It goes on to illustrate how scientists and farmers might identify cows with high...
Curated Video
Calculating Bond Yields
The video explains how to calculate the yield on a bond and the key terms associated with it. It also demonstrates the calculation of bond yields using different examples and explains how the bond yield is affected by factors such as...
The Wall Street Journal
Syngenta CEO on How War in Ukraine Impacts Food Systems
J. Erik Fyrwald discusses the effect of the Russia-Ukraine conflict on global food supplies and how industry players can avoid what some say is an impending global food crisis.
Australian Broadcasting Corporation
Mushroom Farming (and Eating!) in Hobart
Movin' to the Country is a series that celebrates the entrepreneurs, innovators and dreamers transforming Australia's beautiful regional areas in surprising new ways. In Mount Rumney, a former electrician grows mushrooms in an old...
NASA
NASA | Science for a Hungry World: Part 6
As our series concludes, we ask NASA researchers: how will climate change impact agriculture?
Math Fortress
Algebra I: Equations (Level 1 of 2)
This video goes over the basic structure of open sentences and finding solutions (roots) of simple algebraic equations over a given domain.
Curated Video
Improving Crop Yields: Methods for Increasing Productivity
The video is a lecture presentation on improving crop yields. It discusses various methods that farmers can use to increase the mass of useful product they get from a crop. The presentation starts by highlighting the importance of...
Curated Video
Understanding Zeros of Polynomial Functions
In this video, the concept of "0's" in polynomial functions is explored. A "0" is an input value that yields an output of 0 in a function. The video explains how to identify and find the 0's of a function, and how they relate to the...
Zach Star
The Mathematics of Symmetry
This video goes over the topic of group theory and gives a brief overview of how the mathematics of symmetry works.
Curated Video
Learn and Master C Programming - Operators & Expressions in C
We will cover arithmetic, relational and logical operators. This clip is from the chapter "Operators & Expressions" of the series "Learn and Master C Programming For Absolute Beginners!".In this section, we look into operators and...
Press Association
Autumn Budget: Tory MP Mark Garnier reacts
Conservative MP Mark Garnier criticises the Chancellor's Autumn Budget, claiming the Labour Party are "rewriting history" in an "extraordinary, aggressive way".