New Articles

• 
  peripheral immune tolerance 　　peripheral immune tolerance Ask the Chatbot a Question More Actions Share Share Share to social media Facebook X URL https://www.britannica.com/topic/peripheral-immune-tolerance Feedback Corrections? Updates? Omissions? Let us know if you have suggestions to improve this article (requires login). Feedback Type Select a type (Required) Factual Correction Spelling/Grammar Correction Link Correction Additional Information Other Your Feedback Submit Feedback Thank you for your...
• 
  Insects That Wear Things 　　 　　A tiny house of sticks A bagworm moth larva wearing a case built of silk and artfully arranged twigs. (more) Insects That Wear Things Weird and Wonderful Insect Wardrobes Ask the Chatbot a Question More Actions Share Share Share to social media Facebook X URL https://www.britannica.com/topic/Insects-That-Wear-Things Feedback Corrections? Updates? Omissions? Let us know if you have suggestions to improve...
• 
  How the Opioid Crisis Devastated Families, Communities, and, Ultimately, a Country 　　How the Opioid Crisis Devastated Families, Communities, and, Ultimately, a Country Ask the Chatbot a Question More Actions Share Share Share to social media Facebook X URL https://www.britannica.com/topic/How-the-Opioid-Crisis-Devasted-Families-Communities-and-Ultimately-a-Country Feedback Corrections? Updates? Omissions? Let us know if you have suggestions to improve this article (requires login). Feedback Type Select a type (Required) Factual Correction Spelling/Grammar Correction Link Correction Additional Information Other...
• 
  Emotional stages of retirement: The joy, the jolt, and the adjustment 　　 　　Finding balance after the initial honeymoon phase of retirement.© vadymstock/stock.adobe.com, © Garun Studios/stock.adobe.com; Photo illustration Encyclopædia Britannica, IncYou’ve been looking forward to this for years. Retirement! You’re finally getting out of the rat race. No alarms, no deadlines, just freedom, like being a kid on summer break for the rest of your life. But as with any major change,...
• 
  Klaus Schwab 　　 　　Klaus Schwab is a German economist and engineer best known as founder of the World Economic Forum, which he led from 1971 until his resignation in 2025. © KHALIL MAZRAAWI—AFP/Getty ImagesFor more than half a century, Klaus Schwab presided over the World Economic Forum, transforming it from a modest European business gathering into one of the most visible global...
• 
  Amanda Knox 　　 　　Under arrest Amanda Knox appearing in court at a 2008 hearing in the murder of her roommate Meredith Kercher. Knox was convicted twice in the case before ultimately being exonerated by the Italian supreme court. (more) Amanda Knox wrongfully convicted of murder Ask the Chatbot a Question More Actions Share Share Share to social media Facebook X URL https://www.britannica.com/biography/Amanda-Knox...
• 
  Laura Loomer 　　 　　Laura Loomer at Iowa State Capitol rally, 2024 A far-right political activist and media personality, Laura Loomer attends a rally opposing the proposed carbon pipeline at the Iowa State Capitol in Des Moines, Iowa, on January 10, 2024. (more) Laura Loomer American activist and media personality Ask the Chatbot a Question More Actions Share Share Share to social media...
• 
  Pakistani Taliban 　　 　　Peshawar school massacre A soldier surveying the damage to the Army Public School in Peshawar, Pakistan, following a deadly attack by Taliban gunmen, December 2014. (more) Pakistani Taliban Tehreek-e Taliban Pakistan (TTP) Ask the Chatbot a Question More Actions Share Share Share to social media Facebook X URL https://www.britannica.com/topic/Pakistani-Taliban Feedback Corrections? Updates? Omissions? Let us know if you have...
• 
  A Void 　　 　　Georges Perec Georges Perec, author of La Disparition (1969; English translation A Void, 1994), in 1982. (more) A Void novel by Perec Ask the Chatbot a Question More Actions Share Share Share to social media Facebook X URL https://www.britannica.com/topic/A-Void Feedback Corrections? Updates? Omissions? Let us know if you have suggestions to improve this article (requires login). Feedback Type Select...
• 
  Portfolio beta weighting: What it is, why it matters, and how to use it 　　 　　E pluribus unum, portfolio edition.Encyclopædia Britannica, Inc.Suppose you hold a basket of equity investments—stocks and exchange-traded funds (ETFs)—as part of a diversified portfolio. This basket of equities spans the 11 sectors of the market, with a mix of growth, value, cyclical, and defensive names. You may take great pride in your portfolio mix—and you may like the returns you’ve...
• 
  Mark-to-market, variation margin, and daily settlement in futures 　　 　　The money goes ‘round, but it's not always merry.© James/stock.adobe.com, © bigmouse108/stock.adobe.com; Photo illustration Encyclopædia Britannica, IncMargin is one of the most important—and yet often misunderstood—concepts in futures trading. In equities, margin refers to borrowing money from a broker to purchase shares. In futures, however, margin functions more like a performance bond—a good-faith deposit to ensure you can cover...
• 
  Was Chicago’s ‘Rat Hole’ Really Made by a Rat? 　　 　　Chicago “rat hole” The imprint of a rodent made in a 20–30-year-old sidewalk slab rose to fame in 2024 after Chicago-based artist Winslow Dumaine shared a photo of this remarkably clear impression on social media. (more) Was Chicago’s ‘Rat Hole’ Really Made by a Rat? Ask the Chatbot a Question More Actions Share Share Share to social media Facebook...
• 
  Milano Cortina 2026 Olympic Winter Games 　　 　　Cortina d'Ampezzo Mountain resort town of Cortina d'Ampezzo, Italy. (more) Milano Cortina 2026 Olympic Winter Games Ask the Chatbot a Question More Actions Share Share Share to social media Facebook X URL https://www.britannica.com/event/Milano-Cortina-2026-Olympic-Winter-Games Feedback Corrections? Updates? Omissions? Let us know if you have suggestions to improve this article (requires login). Feedback Type Select a type (Required) Factual Correction Spelling/Grammar...
• 
  Insurrection Act 　　 　　Ulysses S. Grant U.S. Pres. Ulysses S. Grant, oil on canvas by Thomas Le Clear, c. 1880; in the National Portrait Gallery, Washington, D.C. (more) Insurrection Act United States [1807] Ask the Chatbot a Question More Actions Share Share Share to social media Facebook X URL https://www.britannica.com/topic/Insurrection-Act Feedback Corrections? Updates? Omissions? Let us know if you have suggestions to...
• 
  syringe exchange service 　　 　　Heroin and drug addiction Two hands holding a hypodermic syringe obtained through a syringe exchange service at a drug dependency unit in England. (more) syringe exchange service Ask the Chatbot a Question More Actions Share Share Share to social media Facebook X URL https://www.britannica.com/topic/syringe-exchange-service Feedback Corrections? Updates? Omissions? Let us know if you have suggestions to improve this article...
• 
  History of Public Health: A Timeline 　　 　　Kabul: Ministry of Public Health A worker administers water-purifying tablets for the Ministry of Public Health in Kabul, 2005. (more) History of Public Health: A Timeline Ask the Chatbot a Question More Actions Share Share Share to social media Facebook X URL https://www.britannica.com/science/History-of-Public-Health-A-Timeline Feedback Corrections? Updates? Omissions? Let us know if you have suggestions to improve this article (requires...
• 
  Claude AI 　　Claude AI chatbot Ask the Chatbot a Question More Actions Share Share Share to social media Facebook X URL https://www.britannica.com/topic/Claude-AI Feedback Corrections? Updates? Omissions? Let us know if you have suggestions to improve this article (requires login). Feedback Type Select a type (Required) Factual Correction Spelling/Grammar Correction Link Correction Additional Information Other Your Feedback Submit Feedback Thank you for your...
• 
  Ranji Trophy 　　 　　Ranji Sir Ranjitsinhji Vibhaji, Maharaja Jam Sahib of Nawanagar, was the first Indian Test player. He was nicknamed Ranji. (more) Ranji Trophy Indian cricket tournament Ask the Chatbot a Question More Actions Share Share Share to social media Facebook X URL https://www.britannica.com/sports/Ranji-Trophy Feedback Corrections? Updates? Omissions? Let us know if you have suggestions to improve this article (requires login)....
• 
  Zodiac Sign Calculator 　　Zodiac Sign Calculator astrology Ask the Chatbot a Question More Actions Share Share Share to social media Facebook X URL https://www.britannica.com/topic/Zodiac-Sign-Calculator Feedback Corrections? Updates? Omissions? Let us know if you have suggestions to improve this article (requires login). Feedback Type Select a type (Required) Factual Correction Spelling/Grammar Correction Link Correction Additional Information Other Your Feedback Submit Feedback Thank you for...
• 
  Protein Calculator 　　Protein Calculator human nutrition Ask the Chatbot a Question More Actions Share Share Share to social media Facebook X URL https://www.britannica.com/science/Protein-Calculator Feedback Corrections? Updates? Omissions? Let us know if you have suggestions to improve this article (requires login). Feedback Type Select a type (Required) Factual Correction Spelling/Grammar Correction Link Correction Additional Information Other Your Feedback Submit Feedback Thank you for...

23 24 25 26 27 28