In this lesson, you will learn how to determine whether the solutions of a quadratic equation with no linear term are real or imaginary. By isolating the quadratic term and considering the square roots involved, you can determine if the...

Often times it seems like the solution to all of our economic problems would be higher taxes on the rich. The thought is that taking money from the wealthiest people will somehow balance things out. Unfortunately, this theory has...

We all know what numbers are 1, 2, 3, 4, 5, …. Including negative numbers -1, -2, -3, -4, -5, ... But did you know that mathematicians classify numbers into different types… into a number system. Let’s start at the top with real numbers....

How do you test quantum mechanics with ancient stars? A new experiment aims to close loopholes to the iconic "Quantum Bell Test", with new results published in Feb. 2017!

David E. Kirkland is a transdisciplinary scholar of language, literacy, and urban education, who explores through the construct of literacy the intersections among language, race, gender, and urban youth culture. His work has also...

This Video Explains Power in a Negotiation - Strategic Orientation

"Stories spark listeners’ curiosity and help children aged 3-7 understand the difference between fiction and non-fiction. Children become engaged when they use their creative ideas to change familiar stories.



In this activity,...

After some bones of an unknown dinosaur were discovered, a 3D printed version of the skeleton was created at the American Museum of Natural History. Use this film to discuss fossils, paleontology and how 3D printing can bring the past...

👉 Learn how to solve quadratic equations using the quadratic formula. A quadratic equation is an equation whose highest power on its variable(s) is 2. The quadratic formula is a formula which can be used to find the roots of (solve) a...

Cutting edge scientists and ancient mystic dudes may have more to agree on than you think. This video explores some parallels within the ancient practice of meditation.



If you want to research more on the scientific...

Should we use beta-blockers in the elderly after they have a heart attack? It just got more complicated. This is Healthcare Triage News.

This video completes the series on math classes that engineers (and physics majors) take. It covers the last of the math classes you could s
ee including...r/>Numerical
Methods

>Discrete Math
Statistics...

Mechanical engineer Junhong Chen and a team at the University of Wisconsin, Milwaukee, have developed what you might think of as a "canary in the coal mine" for lead in water. With support from the National Science Foundation, they...

Zach Star demonstrates a surprising topological proof - you can always cut three objects in half with a single plane

Join young host Marisa as she takes you on a fun-filled adventure through the alphabet with both familiar and exotic animals from A to Z! Each upper-case letter of the alphabet gets presented slowly, several times with large,...

👉 Learn how to solve quadratic equations using the quadratic formula. A quadratic equation is an equation whose highest power on its variable(s) is 2. The quadratic formula is a formula which can be used to find the roots of (solve) a...

How will climate change impact on public health and global health? This video explores important reasons why climate change will affect population displacement, conflict, infectious disease and more. The impact of climate change on...

This is the first video in Herr Antrim's new "Beginner German" series. This series will cover the basics of the German language and the topics you need for the A1 level. In this video Herr Antrim explains why you should...

Virtual reality has been over-hyped for decades, but with the release of Facebook's Oculus Rift, Google's Cardboard, and Samsung's Gear VR, it seems to be on the cusp of arriving for real. Most VR fans are excited to play games and...

New sensor offers continuous monitoring, immediate detection of lead



Description: Mechanical engineer Junhong Chen and a team at the University of Wisconsin, Milwaukee (UWM), have developed what you might...

There's much to learn from animal warfare, even when the animals are barely visible



Description: The seemingly peaceful atmosphere in an organic garden on the University of Florida campus belies the battles...

👉 Learn how to solve quadratic equations using the quadratic formula. A quadratic equation is an equation whose highest power on its variable(s) is 2. The quadratic formula is a formula which can be used to find the roots of (solve) a...

👉 Learn how to find all the zeros of a polynomial given one complex zero. A polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, b, and k are constants and the exponents are positive integers. The zeros of a...

Rachel Thomas discusses ways in which managers and employees can make remote work more engaging and accountable.