“Forms of Energy” explains how potential energy, kinetic energy, and heat energy change into other forms of energy.

Jacob Rice, a high school English teacher in Northeast Philadelphia, reflects on his journey into education and the disparities he observed growing up. Teaching near both the Philadelphia public school he attended and the wealthier Lower...

Dive into 'Agriculture AI' to explore how artificial intelligence is revolutionizing farming, making it smarter and more efficient! A quick, fascinating look at tech's role in the fields, perfect for young minds eager to learn about the...

Racing cars and a puppy are making a snowman. Helper Cars deliver gifts, and a timber truck brings a Christmas tree to decorate. What a beautiful tree! Time to open gifts!

Small race cars can’t pass due to a tree branch blocking the road. Helper cars cut the branch and replant the tree. Now the road is clear for all cars.

Lea goes to the farm on a warm spring day. The first sprouts are showing but they haven't got enough water. Lea tries to water them with her watering can, but the field's too big. Everyone, let's help Lea save the crop. Leo and his...

Explore how astronauts enjoy meals in zero gravity, from playing with food to adjusting flavors with spices.

Explore Dubai’s close-knit surfing scene, where locals and expats come together to ride the waves and share their passion for the sport.<br/>

Today, the United States is home to more than 330 million people. In this video, learn about how the population has expanded and changed over time.

The War of 1812, between the United States and Great Britain, ended with the Treaty of Ghent. This historic agreement, negotiated in Belgium over five months, proved that the U.S. could achieve its aims through diplomacy.

For centuries, humans have depended on, adapted to and modified the natural environment to survive and thrive. But the environment has also shaped the ways that we live.

Since its birth, the United States has acquired new territories through purchase, conflict and annexation. New territories ensured the country’s growth, but often at the expense of Indigenous peoples.

In 1853, the United States paid Mexico $10 million for less than 30,000 square miles of land, facilitating the completion of a Southern transcontinental railroad and decades of economic growth.

Prior to the American Revolution, the Stono Rebellion of 1739 was the largest uprising of enslaved people in the thirteen colonies.

Between the 1870s and 1900s, the United States experienced a period of rapid economic growth. But beneath the shiny veneer of the Gilded Age lurked profound inequality and widespread want.

Dive into the intense, six-week race to harvest a million Christmas trees in Oregon, the U.S.'s top supplier.

Uncover the innovative journey of transforming old, unfit currency into fertile soil for urban farming in New Orleans.

Journey into the depths of California's kelp forests, the towering underwater ecosystems facing the challenges of climate change.

Discover how physicist Ken Libbrecht grows snowflakes in the lab, offering insights into their crystal formation and their role in the movie Frozen.<br/>

This video explores a soft, inflatable robot that can grow to hundreds of times its size, navigate tight spaces, and resist punctures. Powered by compressed air, it has a range of applications, from search and rescue to space exploration...

How do you present financial forecasts in an investor presentation? The financial slide includes a balance sheet, the income, cash flow statements, and projections.

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