The ten longest railway tunnels in the world, inspired by Switzerland's recently completed tunnel which set a new record.

Japan's last shogun is ousted in a coup and a young emperor seizes power to become the supreme executive authority. Part 3 of our 2,600 year timeline of history's greatest revolutions.

The Roman Kingdom falls and a Republic is born--Part 1 of history's greatest revolutions that created our modern civilization.

Jing-Jin-Ji: China is in the midst of a construction spree unparalleled in human history. These are the Megaprojects that will lift China into the future. China wants to make its capital, Beijing, the center of the world’s largest...

Iran becomes an Islamic Republic as Ayatollah Khomeini seizes power to become Supreme Leader. Part 5 of our journey through history's greatest revolutions--the moments that shaped modern civilization.

Gandhi gains power and leads India's independence movement. Part 4 of our timeline of the greatest revolutions in history--moments that shaped modern civilization.

An ethically questionable new genetic technique attempts to grow human organs inside of pigs.

A data-driven look at how the U.S. changed under the presidency of Barack Obama.

These are the top 10 countries threatened by the 6 meter sea level rise we are almost guaranteed to see in the not-too-distant future, according to the projected pace of global warming and ice melt in Greenland and Antarctica.

The many lies and truths told by Donald Trump and Hillary Clinton in the first 2016 U.S. presidential debate.

An examination of the European Migration Crisis.

Hong Kong and Shenzhen are each racing to finish multi-billion dollar mega-bridges across the Pearl River Delta to take advantage of inexpensive land and labor costs on the western side.

A straightforward explanation of Climate Change: the heat from human emissions is roughly equal to exploding 400,000 Hiroshima atomic bombs every day. Historically, every time carbon dioxide levels increase in Earth's atmosphere, the...

This summer, China's frankenstein-like, hybrid economy turned on its creator, forcing the government to take unprecedented action to prevent its collapse.

China will rapidly expand its nuclear energy production over the next 15 years as part of an all-of-the-above energy push to meet its people's insatiable demand for electricity.

South-to-North Water Transfer Project: The huge populations filling China's northern megacities have a shortage of the single most necessary resource for life: water. To solve that problem, the Chinese will soon be moving 44.8 billion...

From the refugee crisis to a US presidential campaign featuring Donald Trump and everything in between, this is a look back at the headlines that dominated the news in 2015.

A state-by-state look at the history of U.S. immigration, showing the leading country of origin for newcomers in each territory, by decade.

An animated video infographic showing every terrorist attack with more than 20 deaths between 1/12/2000 and 11/13/2015.

This World Cultures video depicts the Tang Dynasty.

This World Cultures video is about the geography of China.

This World Cultures video is about feudal Japan.

A short video describing how different countries in Asia experience economic success.

This World Cultures instructional video discusses the end of Mongol rule.