The times have changed from when you could randomly buy a one-way ticket and go to any country you would want without any questions. However, to visit most countries now for any purpose such as tourism, work, leisure, or any business activity, you will most-likely need a visa. It is essentially a travel document issued …
Already got your visa for china and planning that vacation to China you’ve always wanted, or perhaps you’re taking a business trip, or returning from one, and you need to know everything about New York to China flights. You’re in luck because when comes to booking flights to China from NYC, we’ve got you covered, …
Transcript The Earth takes a year to go around the sun, and a day to turn on its axis. It is tilted 23.5 degrees which is what causes the seasons. All of these facts which you learned in school are true, but they are not permanent. They change, very slowly, over time. One astrophysicist in …
Transcript The printing press is considered to be one of, if not the greatest invention in history. The printing press allowed for an explosion in information and it ushered in the renaissance, the enlightenment, and the scientific and industrial revolutions. As such, Johannes Gutenberg is often considered one of the most important people in history. …
Transcript There is a number, a very special number, which is inside all of us. It is inside you, inside me, and inside every person on Earth. It dictates our social interactions. It has determined the size of communities, Christmas Card lists, and has implications for social media. Learn more about the Dunbar Number on …
Transcript Over the last several centuries, there have been many unsolved questions that scientists have put their minds to solving. Most of them were eventually resolved. However, there are some questions that are still outstanding and we aren’t really any closer to solving them than we were before. Learn more about dark matter and dark …
Transcript Born in 1849 in Poitiers, France, Blanche Monnier was a beautiful young woman who was born into an aristocratic family. When she was 25 she suddenly disappeared. When people inquired as to her whereabouts, her family told them she had moved away. That was not what happened. Learn more about the terrible fate of …
India is one of the largest and most diverse countries in the world. It is home to over 1.6 billion people and over 23 major languages. Several of the largest religions in the world were founded in India as well. Hinduism, Sikhism, Buddhism, and Jainism were all founded in India. Many other major world religions …
Transcript Hundreds of years ago gold and silver were rare and valuable, and today they are rare and valuable. Iron and tin were cheap and plentiful and today they are cheap and plentiful. However, there is one metal that was once the rarest and expensive metal in the world, and today it is one of …