From its life-sustaining energy to its explosive geomagnetic storms, the Sun has many mysteries, says astrophysicist Nour E. Rawafi. He sheds light on NASA's latest endeavor to better understand our fiery neighbor and its impact on the...

In this video Paul Andersen shows conceptual thinking in a mini-lesson on scale and perspective.


TERMS
Phenomena - observable events in the natural world (require exp
lanations)
Time - an irreversible s
eries of...

From the very large to the very small, the universe is an amazing place. Here's my favorite ways to explore its scale.

When Andres Ruzo was a young boy in Peru, his grandfather told him a story with an odd detail: There is a river, deep in the Amazon, which boils as if a fire burns below it. Twelve years later, after training as a geoscientist, he set...

Khadijah Tribble eloquently describes how marijuana reform is necessary to end the destructive war on drugs. Differential enforcement of marijuana drug laws have led to ongoing, systemic social and economic inequity. Tribble suggests...

After a polypeptide is produced in protein synthesis, it's not necessarily a functional protein yet! Explore protein folding that occurs within levels of protein structure with the Amoeba Sisters! Primary, secondary, tertiary, and...

Within this generation, an extra 30 years have been added to our life expectancy -- and these years aren't just a footnote. Jane Fonda asks how we can re-imagine this new phase of our lives.

Pastor Rick Warren, author of "The Purpose-Driven Life," reflects on his own crisis of purpose in the wake of his book's wild success. He explains his belief that God's intention is for each of us to use our talents and influence to do...

After learning about hypothesis testing, we will now understand the significance level of a hypothesis.

This lesson will explore a confidence interval while estimating the significance level and determining an acceptable margin of error.

In this video, you'll learn about p-value and understand why it is one of the most useful tools for statisticians. This clip is from the chapter "Hypothesis Testing" of the series "Statistics for Data Science and Business Analysis".This...

Exploring Ancient and Natural Wonders Across Continents:"We will travel to England and discover a monument that dates from prehistory, a surprising ring of stone columns each one is 9 meters high and weighing around 25,000 kilos, which...

In this lesson, we will look at the first, second, and third generations of recommender systems.

This video helps you with generations of recommender systems.
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This clip is from the chapter "Motivation for Recommender System" of the series "Recommender Systems with Machine Learning".This section focuses on recommender...

The discovery of fossilized trees and other plant remains in Antarctica, dating back over 260 million years, has forced scientists to reconsider the continent's history. These findings suggest that the region, now known for being the...

Reframing is putting an event, experience, or situation into a new context, to see it in a different way.

How do the characteristics of the task at hand affect motivation? This is the question that Hackman and Oldham tackle in their Job Characteristics model of motivation.



In this video, we look at the three factors that...

This video helps you with data processing for time series forecasting.
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This clip is from the chapter "Motivation and Overview of Time Series Analysis" of the series "A Practical Approach to Timeseries Forecasting Using...

In this video, we will cover specialized rounding (MROUND, CEILING.MATH, and FLOOR.MATH).

This video focuses on the specificity of prompts. We will explore how providing clear and specific instructions in our prompts can help guide the model's responses and produce more accurate and relevant output. The video provides...

America the Beautiful explores the significance of the patriotic song, “America the Beautiful,” by discussing its origin, meanings of key phrases, and how it represents the ideals and principles of America.

This video explains test for the mean - population variance known.<br<br/>/>

This clip is from the chapter "Hypothesis Testing" of the series "R Programming for Statistics and Data Science".This section explains hypothesis testing.

This video explains P-value.<br<br/>/>

This clip is from the chapter "Hypothesis Testing" of the series "R Programming for Statistics and Data Science".This section explains hypothesis testing.

How is scientific enquiry carried out in practice? Before a hypothesis is accepted by the scientific community, it goes through a series of steps. This is what we call the scientific method. This method was first devised by Sir Francis...