For most of human history, we didn't know that galaxies were a thing. So over the past century, astronomers have been working to understand how galaxies come to be and how they evolve over time. And for a full decade, there was one...

Hank explains the evolutionary basis for altruistic behavior in animals, including vampire bats!

Hank talks about three scientific reasons why cute things make us a special kind of crazy.

Did humans evolve from monkeys or from fish? In this enlightening talk, ichthyologist and TED Fellow Prosanta Chakrabarty dispels some hardwired myths about evolution, encouraging us to remember that we're a small part of a complex,...

Viruses all around us, they evolve, grow, and can be killed. But are they alive?

For life to evolve on Earth, a bunch of complex organic molecules had to evolve a way to assemble into cells. So how did those proto-cells get cell membranes? Some researchers have a new hunch. Also, scientists are borrowing a trick from...

Hank veers away from human anatomy to teach us about the (mostly) single-celled organisms that make up two of the three taxonomic domains of life, and one of the four kingdoms: Archaea, Bacteria, and Protists. They are by far the most...

Hank introduces us to nonvascular plants - liverworts, hornworts & mosses - which have bizarre features, kooky habits, and strange sex lives. Nonvascular plants inherited their reproductive cycle from algae, but have perfected it to the...

Howcast - Learn how to evolve a Pokemon from the Pokemon Trading Card Game pros at Comic Cafe in this Howcast video.

Howcast - Learn about acute stress disorder and treatment from psychiatrist Ankur Saraiya in this Howcast video.

Pupil outcome: I can discuss how the Iron Man's character evolves over the course of the story. Key learning points: - In Chapter 4 of ‘The Iron Man’, the world faces threat from a flying creature named the space-bat-angel-dragon. - In...

Pupil outcome: I can explain why friendships are important and how friendships can change. Key learning points: - Friends can provide valuable support and bring joy to our lives. - Friendships naturally evolve over time, reflecting...

In 1787, during the Constitutional Convention, 55 men were in attendance as the U.S. Constitution was created. But who were they, what values did they share and what factors influenced the decisions they made?

Core competencies are the resources and capabilities that comprise the strategic advantages of a business. A modern management theory argues that a business must define, cultivate, and exploit its core competencies in order to succeed...

In this video, Nova takes children on an exciting adventure through outer space to explore the universe of technology. They learn about the meaning of technology and how it helps solve problems and make tasks easier. Nova introduces...

If your project does not have a good enough Communications Plan, people won't know as much as they want to know.



And if your project fails to keep communication ahead of events then, in the absence of real...

There are many different Agile methods. In this video, I want to answer the question, what is the PMI's Disciplined Agile, DA?



Disciplined Agile, is not a methodology, but a tool-kit. It makes use of a wide...

Projects and Programs are similar… but different. And so are Project Management and Program Management. Let’s see what those differences are.



In simple terms, programs tend to be bigger, more complex, and less certain than...

In the final video of this section, we will discuss monitoring risks, how we can go about watching them, and if we can keep a close tab on risks with this process.

Evolution is the net change in organisms or a population over the span of many generations. This change in organisms or populations happens through DNA mutations and reconbination and is passed down to the next generation through...

What is a virus and is it alive?
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How can small prey protect themselves from predators?
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An introduction to the ‘mammal-like reptiles’ that walked the Earth millions of years before the dinosaurs – and from which all modern-day mammals would eventually evolve. Biology - Animal Kingdom - Learning Points. Early reptiles split...

The adaptations of predators and prey are vital for their survival, and help to drive the evolution of species. Biology - Adaptation And Evolution - Learning Points. Predators are animals that kill other animals for food - their prey....