Scientists know that greenhouse gases from human activities are warming the Earth and causing major changes in the environment. Dr. Jennifer Francis explains that for thousands of years, Earth’s temperature was mostly stable due to...

How was the Golden Gate Bridge built—and why is it so famous? This video takes kids on a journey through the history and engineering of one of the world’s most iconic bridges. Learn how workers overcame fog, wind, and huge challenges to...

Discover the story of the California Gold Rush—when thousands of people rushed west in search of gold and a better life. This easy-to-understand video explains how it all started, what life was like for miners, and how the Gold Rush...

There are two different kinds of landmark: natural and man-made. Let's explore some of the most well-known examples in the United States.

Learn how the rainbow flag became an enduring symbol of LGBTQ+ pride, unity, and activism.<br/>

ALCATRAZ BETWEEN1934 TO 1963, ALCATRAZ ISLAND IN SAN FRANCISCO BAY WAS A HIGH SECURITY PRISON. WITH THE VERY COLD WATERS ACTING AS A NATURAL ISOLATING BARRIER, “THE ROCK” AS THE ISLAND IS KNOWN, WAS HOME TO SOME OF AMERICA’S TOUGHEST AND...

The west coast of the United States is home to over 50 million Americans. From San Diego and Los Angeles in the south, up to the San Francisco and Sacramento metro areas in central California, and then Portland and Seattle in the north,...

2050 is getting closer. While at one point that year felt like a far off future year, we're actually getting close enough to it that we can make some pretty realistic predictions of what might happen. And because I do so much research...

Hawaii was the last state to be admitted to the Union, all the way back in 1959. But since then the country has grown by more than 150 million Americans, the vast majority of which have migrated to the major cities of the country....

You all loved the first megaregions episode so much, I decided to follow it up with the NEXT top megaregions! While the Northern California, Florida, and Cascadia megaregions aren't quite as prominent as the top four, they each still...

SAN FRANCISCO S GOLDEN GATE BRIDGE IS ONE OF THE WORLDS MOST FAMOUS. IT CONNECTS THE NORTHERN TIP OF THE SAN FRANCISCO PENINSULA TO MARIN COUNTY AS PART OF US HIGHWAY 101.

Discovering San Francisco, USA:Next, we'll travel to San Francisco in the United States to experience its iconic landmarks. Cross one of the city's most emblematic symbols, the Golden Gate Bridge, and explore the vibrant atmosphere of...

The Robo Game is an exciting event where students from various countries come together to showcase their innovative robots. With the potential to revolutionize fields like space exploration, these advanced Robotronics offer a glimpse...

Traffic is one of the biggest problems plaguing cities today. Idling cars cause increased emissions, more traffic means more accidents, and it is, of course, annoying. Meet traffic scientist, Dr. Alex Bayen who is working to solve...

Las ciudades cercanas a las líneas de falla presentan un elevado riesgo de terremotos. ¿Se pueden predecir los terremotos? ¿cómo se pueden preparar estas comunidades para lo peor?
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Twig - Ciencias de la Tierra -...

Some natural disasters have come dangerously close to ending the world as humanity has known it but, somehow, people continue on, working to rebuild the damaged world left behind. Strangely enough, natural disasters can end up...

Cities near fault lines are at high risk of earthquakes. Can earthquakes be predicted, and how can these communities prepare for the worst? Earth Science - Geology - Learning Points. Cities near fault lines are at high risk of...

Lambasted by Rolling Stone magazine as "rock and roll's all-time worst day — a day when everything went perfectly wrong," the 1969 music festival at Altamont Speedway in Northern California was a concert unlike any other. Immortalized in...

Meet Bianca Valenti, a professional big wave surfer in San Francisco, who defies stereotypes and conquers the legendary waves at Mavericks with strength and resilience.<br/>

Learn about the famous author and poet who helped the Civil Rights Movement and changed the world with her inspiring words and life story.

Learn more about the gold strike in California and the gold rush that followed. Learn about the prospectors ("49ers") who traveled to California from all over the world to try and strike it rich.

Learn about Bruce Lee, the famous Chinese actor and athlete who amazed audiences across the world with his action-packed films and superhuman martial art abilities.

Join us on a vibrant journey through the captivating life and artistry of the iconic Frida Kahlo. We dive deep into the vivid world of one of the most celebrated painters of the 20th century. Explore the tales behind Kahlo's striking...

Follow the story of the California Gold Rush, from James Marshall's discovery to the mass migration of hopeful miners known as the Forty-Niners. Learn how the promise of quick riches drew people from around the world, transforming...