United States (U.S.) or America, is a country primarily located in North America. It is a federal union of 50 states and a federal capital district, Washington...

International ISBN Agency. A different ISBN is assigned to each separate edition and variation of a publication, but not to a simple reprinting of an existing...

defeating Sonny Liston in a major upset on February 25, 1964, at age 22. During that year, he denounced his birth name as a "slave name" and formally...

Los Angeles, often referred to by its initials L.A., is the most populous city in the U.S. state of California. With an estimated 3,820,914 residents...

from 2019 to 2023. A member of the Democratic Party, she was the first woman elected as U.S. House Speaker and the first woman to lead a major political...

2015, Google was reorganized as a wholly owned subsidiary of Alphabet Inc. Google is Alphabet's largest subsidiary and is a holding company for Alphabet's...

California is a state in the Western United States, lying on the American Pacific Coast. It borders Oregon to the north, Nevada and Arizona to the east...

In the United States, a state is a constituent political entity, of which there are 50. Bound together in a political union, each state holds governmental...

back at least eight hundred years, having been a maritime emporium known as Temasek and subsequently a major constituent part of several successive thalassocratic...

American Civil War, defending the nation as a constitutional union, defeating the Confederacy, playing a major role in the abolition of slavery, expanding...

Elon Reeve Musk (/ˈiːlɒn/; born June 28, 1971) is a businessman known for his key roles in the space company SpaceX and the automotive company Tesla,...

to seize governmental power in a failed coup in Munich and was sentenced to five years in prison, serving just over a year of his sentence. While there...

entertainment industry, she is an influential figure in popular music and regarded as a pop icon. After signing with Interscope Records in 2007, Gaga achieved global...

fourth saw him shift his focus to America's involvement in World War II. A member of the prominent Delano and Roosevelt families, Roosevelt was elected...

a war hero and earned the Navy and Marine Corps Medal, but left him with serious injuries. After a brief stint in journalism, Kennedy represented a working-class...

who served as the 40th president of the United States from 1981 to 1989. A member of the Republican Party, he became an important figure in the American...

intelligence exhibited by machines, particularly computer systems. It is a field of research in computer science that develops and studies methods and...

(/ˈfæʃɪzəm/ FASH-iz-əm) is a far-right, authoritarian, and ultranationalist political ideology and movement, characterized by a dictatorial leader, centralized...

A black hole is a region of spacetime wherein gravity is so strong that no matter or electromagnetic energy (e.g. light) can escape it. Albert Einstein's...

Afghanistan, officially the Islamic Emirate of Afghanistan, is a landlocked country located at the crossroads of Central Asia and South Asia. It is bordered...

Saudi Arabia, officially the Kingdom of Saudi Arabia (KSA), is a country in West Asia. Located in the centre of the Middle East, it is one of the countries...

serving from 1969 until his resignation in 1974. A member of the Republican Party, he previously served as a representative and senator from California and...

who served from 1977 to 1981 as the 39th president of the United States. A member of the Democratic Party, he served from 1963 to 1967 in the Georgia...

George Washington (February 22, 1732 – December 14, 1799) was a Founding Father of the United States, military officer, and farmer who served as the first...

Swift is a leading figure in popular music and the subject of widespread public interest. Swift signed to Big Machine Records in 2005 starting as a country...

emerged as a great artist, a great rocker, a great purveyor of schlock, a great heart throb, a great bore, a great symbol of potency, a great ham, a great...

Hong Kong is a special administrative region of the People's Republic of China. With 7.4 million residents of various nationalities in a 1,104-square-kilometre...

of rice, a simplified version of American macaroni salad and a variety of toppings including hamburger patties, a fried egg, and gravy of a loco moco...

longest-serving independent in U.S. congressional history, but maintains a close relationship with the Democratic Party, having caucused with House and...

president, Roosevelt emerged as a leader of the Republican Party and became a driving force for anti-trust and Progressive policies. A sickly child with debilitating...