All articles A–Z
519,064 articles
Spencer Peterson
Spencer Peterson is an American venture capitalist and General Partner at Coatue Management, where he invests in growth-stage AI companies including OpenAI, Anthropic, and Cursor.
Spencer Pratt
Spencer Pratt (born 1983), American reality TV personality, villain of MTV's The Hills (2006–2010) with wife Heidi Montag ('Speidi'); ran third in the 2026 Los Angeles mayoral primary with 25.8 percent.
Spencer Punter
Spencer Punter is a venture capital executive who serves as Partner and Chief Operating Officer at DCVC, a firm backing deep technology entrepreneurs, since January 2016.
Spencer R. Titley
Spencer R. Titley (1928–2019) was an American economic geologist at the University of Arizona and a world authority on the porphyry copper deposits of southwestern North America.
Spencer Rattler
Spencer Rattler (born 2000, Phoenix) is a New Orleans Saints quarterback, a 2024 fifth-round pick (150th) from South Carolina and Oklahoma, a former consensus No. 1 recruit, Senior Bowl MVP, and Saints starter in 2025.
Spencer repeating rifle
The Spencer repeating rifle, patented by Christopher Spencer in 1860, was the first repeating rifle to use metallic cartridges; its carbine became a leading Union cavalry arm of the Civil War.
Spencer Rowe Titley
Spencer Rowe Titley (1928–2019) was an American economic geologist at the University of Arizona and a world authority on the porphyry copper deposits of southwestern North America.
Spencer Shops
Spencer Shops was the Southern Railway's principal locomotive repair and maintenance complex at Spencer, North Carolina, built from 1896 and now home to the North Carolina Transportation Museum.
Spencer Shrader
Spencer Shrader (born 1999) is an NFL placekicker for the Indianapolis Colts, formerly USF and Notre Dame. Undrafted in 2024, he overcame a 2025 ACL tear and led NFL kickers in 2026 with a perfect 16-for-16 field-goal start.
Spencer Smith (musician)
Spencer Smith (born 1987) is an American drummer who co-founded Panic! at the Disco, played on its first four albums (2004–2015), later became a DCD2 talent agent, and rejoined Brendon Urie at When We Were Young 2025.
Spencer Smith (neuroscientist)
Spencer L. Smith is an American neuroscientist and neuroengineer at the University of North Carolina at Chapel Hill whose laboratory builds two-photon microscopes recording many neurons across multiple brain areas.
Spencer Stone
Spencer Stone, former US Air Force Staff Sergeant, subdued Thalys train gunman Ayoub El Khazzani on August 21, 2015 with friends Alek Skarlatos and Anthony Sadler; received Legion of Honour, Airman's Medal.
Spencer Tracy
Spencer Tracy (1900–1967), American actor of classic Hollywood; 74 films 1930–1967, two consecutive Best Actor Oscars for Captains Courageous and Boys Town, nine nominations, nine films with Katharine Hepburn, AFI's ninth-greatest male screen legend.
Spencer Turrin
Spencer Turrin OAM (Spencer Alf Turrin, born 1991) is an Australian rower, Tokyo 2020 Olympic gold medallist in the men's coxless four, two-time world champion (2017, 2018), three-time Olympian, and now Rowing Australia's Beach Sprint Coach.
Spencer W. Kimball
Spencer W. Kimball was the twelfth president of the LDS Church from 1973 to 1985, known for the 1978 revelation extending the priesthood to all races.
Spencer's Case
Spencer's Case (1583), King's Bench, 5 Co. Rep. 16a, is the landmark English decision on covenants running with leasehold land: touch and concern, intent, and privity of estate bind assignees.
Spencer's method
Spencer's method, published by E. Spencer in Géotechnique in 1967, is a limit equilibrium method of slices for computing a slope's factor of safety against failure.
Spencerian script
Spencerian script, or Spencerian Method, is an American cursive penmanship style. Developed by Platt Rogers Spencer, it was widely taught in U.S. schools starting in the late 1850s.
Spendesk
Spendesk is a Paris-based fintech company founded in 2016 inside the startup studio eFounders, offering corporate cards, invoice payment, and expense management for medium-sized European businesses.
Spendius
Spendius (Greek: Spendios) was a Campanian runaway slave who, with the Libyan Mathos, led the mercenary revolt against Carthage after the First Punic War and was crucified by Hamilcar Barca.
Spendthrift
A spendthrift is a person who spends freely and often beyond their means; in US trust law, a spendthrift provision shields a beneficiary's interest from creditors.
Spendthrift trust
Spendthrift trust: a US trust restraining a beneficiary from transferring the beneficial interest and blocking creditors from reaching it before distribution. Exception creditors (child/spousal support, federal tax liens) can still attach; DAPTs exist in about 20 states.
Spenser (character)
Spenser is the unnamed Boston private eye created by Robert B. Parker in The Godwulf Manuscript, star of 40-plus hard-boiled novels, companioned by Susan Silverman and Hawk, and adapted for TV and film.
Spenser Confidential
Spenser Confidential is a 2020 Netflix action-comedy directed by Peter Berg, starring Mark Wahlberg as ex-cop Spenser with Winston Duke and Alan Arkin, based on Ace Atkins' Robert B. Parker's Wonderland, watched by 85 million households in four weeks.
Spenser: For Hire
Spenser: For Hire is an American crime drama (1985–1988) adapted from Robert B. Parker's novels. It starred Robert Urich as a Boston private detective and Avery Brooks.
Spenserian sonnet
The Spenserian sonnet is a fourteen-line form with interlocked quatrains rhyming ABAB BCBC CDCD EE, named for Edmund Spenser, who used it in his Amoretti.
Spenserian stanza
The Spenserian stanza is a nine-line verse form of eight iambic pentameter lines and an alexandrine, rhyming ababbcbcc, devised by Edmund Spenser for The Faerie Queene.
Spent fuel pool
A spent fuel pool is a water-filled basin at a nuclear power plant where irradiated fuel assemblies removed from the reactor are stored underwater for cooling, shielding, and contamination control.
Spent mushroom compost
Spent mushroom compost (SMC, spent mushroom substrate) is the composted leftover substrate from mushroom farming, used as soil amendment, organic fertilizer, peat substitute, and disease suppressant; high in salts and organic matter.
Spent nuclear fuel
Spent nuclear fuel is the intensely radioactive fuel removed from a nuclear reactor after it can no longer sustain a chain reaction, stored in pools and dry casks.