About 42,000 results
Open links in new tab
  1. Pharmaceutical industry | Definition, Overview, History ...

    The pharmaceutical industry entails the discovery, development, and manufacture of drugs and medications (pharmaceuticals) by public and private organizations.

  2. Description, Types, Preparation, & Facts - Britannica

    Dec 24, 2025 · A pharmaceutical is a substance used in the diagnosis, treatment, or prevention of disease and for restoring, correcting, or modifying organic functions.

  3. List of presidents of the United States | U.S. Presidents, Presidential ...

    As the head of the government of the United States, the president is arguably the most powerful government official in the world. The president is elected to a four-year term via an electoral …

  4. Africa | Countries, Regions, Map, 54, & Facts | Britannica

    1 day ago · Africa is the second largest continent, covering about one-fifth of the total land surface of Earth. Africa’s total land area is approximately 11,724,000 square miles (30,365,000 square …

  5. Critical race theory | Examples, Public Schools, History, Tenets ...

    5 days ago · Critical race theory (CRT) is an intellectual and social movement and a framework of legal analysis based on the premise that race is a socially constructed category that is used to …

  6. Sackler family | Brothers, OxyContin, Purdue Pharma, Opioid …

    Nov 18, 2025 · The Sackler family formerly owned the pharmaceutical company Purdue Pharma, known for developing the highly addictive drug OxyContin. They gave up control of the …

  7. Susie Wiles | Chief of Staff, Father, Trump, Vanity Fair, Education ...

    Jan 7, 2026 · Susie Wiles is an American political consultant who serves as chief of staff (2025– ) in the second administration of Pres. Donald Trump. She is the first woman to hold the post.

  8. Kamala Harris | Biography, Policies, Family, & Facts | Britannica

    3 days ago · Kamala Harris is the 49th vice president of the United States (2021–25) in the Democratic administration of Pres. Joe Biden. As the Democratic Party’s nominee in the …

  9. Human sexual activity | Definition, Types, Examples, & Facts

    Human sexual activity is any activity—solitary, between two persons, or in a group—that induces sexual arousal. Two major determinants of human sexual activity are the inherited sexual …

  10. Ester | Description, Types, & Reactions | Britannica

    Dec 17, 2025 · Ester, any of a class of organic compounds that react with water to produce alcohols and organic or inorganic acids. Esters derived from carboxylic acids are the most …