What is the internet? Short answer: a distributed packet-switched network. This is the introduction video to the series, 'How the Internet Works'. Vint Cerf, one of the 'fathers of the internet' explains the history of the net and how no...

Software engineer Tess Winlock introduces how the physical infrastructure of the Internet moves information. [6:41]

Programming is the process of creating a set of instructions that tell a computer how to perform a task. Programming can be done using a variety of computer 'languages,' such as SQL, Java, Python, and C++. [2:00]

Inventor and designer May-Li Khoe and virtual reality designer Nat Brown introduce the four features that all computers share. [5:09]

In a previous lesson we learned that there is the potential for two countries to gain from trade. But it is also possible that there might not be the potential to gain from trade. In this video, we explore the circumstance that would...

To illustrate what the functions of money are, it can help to look at circumstances where those functions break down. Hyperinflation, in which prices of things increase really really fast, is one such example. [11:43]

David works through a within-sentence punctuation question from the Praxis Core Writing test. [4:06]

Watch a demonstration of how to approach questions that ask you to identify the role a statement plays in a passage on the Logical Reasoning section of the LSAT. [7:24]

Ananya shares the mission of the Sid Foundation, the challenges of building a nonprofit, and her goals for the future. [5:13]

Nick talks about changing majors and transferring colleges on his path to find the right career fit. [6:17]

What education and training are required to become a customer success manager (aka client advocate)? Nick talks about his path to become a customer success manager and opportunities for growth in the field. [7:22]

A video discussing Lenz's law and how the magnetic field can be induced by a current. [5:45]

Sal Khan shares his story about the college admissions process. [1:54]

A video introducing the concept of flux and magnetic flux to apply Faraday's law. [10:02]

Listen as a personal finance expert explains how to make the college loan payback process manageable. [12:06]

Sal Khan's advice for talking to your parents about money is having open conversations and not being afraid to ask questions. [1:18]

Sal Khan, founder of Khan Academy, explains the value of living according to your means. [0:41]

Sal Khan, founder of Khan Academy, explains the limited happiness that comes from buying things. Greater value comes from the freedom money gives you to focus on your passions. [0:58]

After graduation, you may find yourself with more cash than during your student years. Sal Khan, founder of Khan Academy, advises new grads to think about their short and long-term goals before making big purchases. [1:10]

Peter talks about his responsibilities and compensation as the owner of AgStandard Almonds. [3:21]

Peter talks about his path to open AgStandard Almonds and his goals for growing the business. [4:51]

Visit us (http://www.khanacademy.org/science/healthcare-and-medicine) for health and medicine content or (http://www.khanacademy.org/test-prep/mcat) for MCAT related content. These videos do not provide medical advice and are for...

What education and training are required to become a licensed clinical social worker? Evony talks about the degrees she pursued to become a social worker, how requirements vary across states, and the importance of internships in helping...

Sarah, a population health director for a large NY hospital system, talks about the importance of learning from every job and seeking constructive criticism.