The Mesoamerican Long Count calendar is a non-repeating, vigesimal (base-20) and base-18 calendar used by several Pre-Columbian Mesoamerican cultures, most notably the Maya. For this reason, it is sometimes known as the Maya (or Mayan) Long...

Ennio Morricone was an Italian composer, orchestrator, conductor, and trumpet player who wrote music in a wide range of styles. Morricone composed over 400 scores for cinema and television, as well as over 100 classical works. His score...

Donald John Trump is the 45th and current president of the United States. Before entering politics, he was a businessman and television personality. Born and raised in Queens, New York City, Trump attended Fordham University for two year...

Hillary Diane Rodham Clinton is an American politician who served as the served as the 67th United States Secretary of State from 2009 to 2013, and was the Democratic Party's nominee for President of the United States in the 2016 election,...

Steven Paul "Steve" Jobs was an American computer entrepreneur and innovator. He was co-founder, chairman, and chief executive officer of Apple Inc. Jobs also previously served as chief executive of Pixar Animation Studios; he became a memb...

Barack Hussein Obama II is an American politician who is the 44th President of the United States. He is the first African American to hold the office and the first president born outside the continental United States. Born in Honolulu, Hawa...

Erik Peter Verlinde is a Dutch theoretical physicist and string theorist. He is the identical twin brother of physicist Herman Verlinde. The Verlinde formula, which is important in conformal field theory and topological field theory, is nam...

Jack Ma or Ma Yun is a Chinese entrepreneur and philanthropist. He is the founder and Executive Chairman of Alibaba Group, a family of highly successful Internet-based businesses. He is the first mainland Chinese entrepreneur to appear on t...

Jeffrey Preston Bezos is an American technology and retail entrepreneur, investor, electrical engineer, computer scientist, and philanthropist, best known as the founder, chairman, and chief executive officer of Amazon.com, the world's larg...

Viswanathan "Vishy" Anand is an Indian chess Grandmaster and a former World Chess Champion. Anand became India's first grandmaster in 1988. He held the FIDE World Chess Championship from 2000 to 2002. He became the undisputed World Champ...

Elon Musk is a South African-born Canadian-American business magnate, investor and inventor. He is currently the CEO & CTO of SpaceX and CEO & Chief Product Architect of Tesla Motors. He is the founder of multiple companies, most notably Sp...

Mark Elliot Zuckerberg is an American computer programmer and Internet entrepreneur. He is best known for co-creating the social networking site Facebook, of which he is chief executive and president. It was co-founded as a private company...

Aaron Hillel Swartz was an American computer programmer, writer, political organizer and Internet hacktivist who committed suicide in the context of a prosecution that was widely believed to be overly zealous and inappropriate. Swartz was i...

Sven Magnus Carlsen is a Norwegian chess grandmaster, and the current World Chess Champion. Carlsen was a chess prodigy. He became a chess grandmaster in 2004 at the age of 13 years, 148 days, which made him the third-youngest grandmaste...

The Fukushima Daiichi nuclear disaster was a catastrophic failure at the Fukushima I Nuclear Power Plant on 11 March 2011, resulting in a meltdown of four of the plant's six nuclear reactors. The failure occurred when the plant was hit by t...