Climbing to the summit of the Eurasian food chain was one of the Neandertals’ most impressive evolutionary feats, but in the end, it may have actually been what doomed them.

At Tanque Loma, at least 22 giant ground sloths in the genus Eremotherium met their end. Of the five hypotheses that researchers proposed for what killed the sloths, the best supported one right now is that they died surrounded by their...

Sometimes, you ask ChatGPT to do a math problem that an arithmetically-inclined grade schooler can do with ease. And sometimes, ChatGPT can confidently state the wrong answer. It's all due to its nature as a large language model, and...

Some kids learn by listening; others learn by doing. Geoff Mulgan gives a short introduction to the Studio School, a new kind of school in the UK where small teams of kids learn by working on projects that are, as Mulgan puts it, "for...

At age 12, Freeman Hrabowski marched with Martin Luther King. Now he's president of the University of Maryland, Baltimore County (UMBC), where he works to create an environment that helps under-represented students -- specifically...

Testing new treatments in other animals can help us spot complications or potential pitfalls, but the results don’t always carry over to humans, which means that safely going from animal to human trials is a lot more complicated than you...

Today we’re going to talk about numeracy - that is understanding numbers. From really really big numbers to really small numbers, it's difficult to comprehend information at this scale, but these are often the types of numbers we see...

One hundred sixty years after the invention of the needle and syringe, we're still using them to deliver vaccines; it's time to evolve. Biomedical engineer Mark Kendall demos the Nanopatch, a one-centimeter-by-one-centimeter square...

Seventy thousand years ago, our human ancestors were insignificant animals, just minding their own business in a corner of Africa with all the other animals. But now, few would disagree that humans dominate planet Earth; we've spread to...

Today we're going to introduce bayesian statistics and discuss how this new approach to statistics has revolutionized the field from artificial intelligence and clinical trials to how your computer filters spam! We'll also discuss the...

If you've ever taken a science or math class, you've probably seen the name "Bernoulli" -- and maybe you assumed it was one person, but that family had a squad of mathematicians.

What are logarithms and why are they useful? Get the basics on these critical mathematical functions -- and discover why smart use of logarithms can determine whether your eyes turn red at the swimming pool this summer. Lesson by Steve...

In this video, you will learn about a fundamental concept of probability, the central limit theorem. The author explains this comprehensively as the base for the following lectures.

This lesson will explore the famous mathematical law, the law of large numbers, and its misconceptions.

A state-by-state look at the history of U.S. immigration, showing the leading country of origin for newcomers in each territory, by decade.

After the Mauryan empire, the other state that came to dominate almost all of the Indian subcontinent was the Gupta empire of the 3rd through 6th centuries CE. This is viewed as India's golden age, or the height of its political power...

Pupil outcome: I can calculate and compare the file size of text data when different encoding methods are used. Key learning points: - A byte is the equivalent of 8 bits. - Large numerical quantities can be summarised using number...

Pupil outcome: I can calculate and compare the file size of text data when different encoding methods are used. Key learning points: - A byte is the equivalent of 8 bits. - Large numerical quantities can be summarised using number...

Pupil outcome: I can explain why there was a sharp increase in Cold War tensions after Reagan was elected as US President. Key learning points: - Reagan was strongly anti-communist and made it clear that fighting communism would be the...

As soon as he took office, President Trump signed an executive order targeting inflation and high housing costs. But does the president truly have the power to deliver on his campaign promises to lower consumer prices and mortgage rates?

Resource constraints often drive your project planning. So, what is resource levelling?

The distance travelled by light in a vacuum in a year, equal to about 9.5 trillion kilometres.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise...

For centuries, only the numbers 1-9 existed. Who discovered zero? When? And why is it important? Maths - Number A Twig Math Film. Reinforce and extend the learning required by the curriculum. Twig’s context films show abstract concepts...

This video picks from where we left off in stock market timing. We discuss some soft threshold and extend the market timing concept to a generalized framework.
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This clip is from the chapter "Stock Market Timing" of the series...