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Theta2 Tauri
Theta2 Tauri is a spectroscopic binary star in the Hyades cluster, its most massive main-sequence star, with an eccentric 140.7-day orbit and a delta Scuti-type pulsating primary.
Thetan
Thetan: Scientology's term, coined by L. Ron Hubbard from Greek theta, for the immortal spiritual self or soul, distinct from body and mind; basis of auditing and the confidential Operating Thetan (OT) levels.
ThetaRay
ThetaRay is a software company selling AI-based anti-money-laundering tools to banks and payment companies. Founded in 2013 by mathematicians Amir Averbuch and Ronald Coifman, it operates in over 40 countries.
Thetis (Θέτις)
Thetis (Θέτις), Greek sea goddess, leader of the fifty Nereids, daughter of Nereus and Doris, mother of Achilles by Peleus. Shapeshifter wed to a mortal under the greater-son prophecy; the Styx-dipping story is a first-century CE invention.
Thetis Regio
Thetis Regio is a tessera-dominated crustal plateau in western Aphrodite Terra, Venus, about 2,801 km across, centered near 11.4 S, 129.9 E, showing young orogenic deformation and a bounding strike-slip shear zone.
Theurgy
Theurgy (Θεουργία, from Greek for "divine work") is a pagan ritual practice associated with the Chaldaean Oracles and taken up by later Neoplatonists, ranging from rain-making and cures to animating statues of the gods.
Thevar Magan (தேவர் மகன்)
Thevar Magan (தேவர் மகன்), 1992 Tamil drama directed by Bharathan, written and produced by Kamal Haasan, starring Sivaji Ganesan; five National Film Awards, India's 65th Academy Awards entry, caste-controversial classic.
Thévenin's theorem
Thévenin's theorem, or the Helmholtz–Thévenin theorem, replaces any linear two-terminal circuit with a single voltage source VTh and series resistance RTh that behave identically at the terminals.
Theveste
Theveste (Thevestis), modern Tebessa in eastern Algeria, was an ancient Berber and Roman city, headquarters of Legio III Augusta from about 75 to 115/17 CE, later a colonia, bishopric by 256, and site of the Caracalla arch, temple of Minerva, and Byzantine walls.
Theveste Roman Bridge
Theveste Roman Bridge: unnamed Roman bridge north of Theveste (modern Tébessa, Algeria) on the Theveste–Ammaedara road (Barrington Atlas 33 B2; Pleiades 326163), near the Justinianic Gastal fort.
Thevetia
Thevetia (syn. Cascabela in part) is a small Apocynaceae genus native from Mexico to southern tropical America and Cuba, with three accepted species; its best-known member, the yellow oleander (Cascabela thevetia, syn. Thevetia peruviana), is a poisonous ornamental containing cardiac glycosides such as thevetin and peruvoside.
They Both Die at the End
They Both Die at the End is Adam Silvera's 2017 YA novel set in a New York where Death-Cast calls people on their death day. Mateo Torrez and Rufus Emeterio meet via the Last Friend app; first queer Latinx YA No. 1 NYT bestseller.
They Call Him OG
They Call Him OG (ఓజీ) is a 2025 Telugu action crime film directed by Sujeeth, starring Pawan Kalyan as gangster Ojas Gambheera opposite Emraan Hashmi's Omi Bhau. Released 25 September 2025, it grossed ₹224 Cr domestically and streams on Netflix.
They Call Me Jeeg
They Call Me Jeeg (Lo chiamavano Jeeg Robot), Gabriele Mainetti's 2015 Italian superhero debut: crook Enzo Ceccotti gains powers from Tiber radioactive waste; seven David di Donatello Awards.
They Call Me Mister Tibbs!
They Call Me Mister Tibbs! (1970) is the first sequel to In the Heat of the Night, directed by Gordon Douglas, with Sidney Poitier as San Francisco detective Virgil Tibbs investigating a prostitute's murder implicating his friend Reverend Sharpe (Martin Landau); music by Quincy Jones, followed by The Organization (1971).
They Call Me Trinity
They Call Me Trinity (Lo chiamavano Trinità..., 1970) is an Italian comedy spaghetti western by Enzo Barboni starring Terence Hill and Bud Spencer as outlaw brothers defending Mormon settlers, which launched the fagioli western subgenre.
They Came Together
They Came Together (2014) is a romantic-comedy parody directed by David Wain, co-written with Michael Showalter, starring Paul Rudd and Amy Poehler as a candy executive and shop owner; released by Lionsgate, 83 minutes, 70% on Rotten Tomatoes.
They Cloned Tyrone
They Cloned Tyrone is a 2023 American science fiction comedy directed by Juel Taylor, starring John Boyega, Jamie Foxx, and Teyonah Parris, released by Netflix.
They Died with Their Boots On
They Died with Their Boots On: 1941 Warner Bros. biographical Western directed by Raoul Walsh, starring Errol Flynn as Custer and Olivia de Havilland in their final pairing; romanticized, historically inaccurate Little Bighorn epic.
They Don't Care About Us
"They Don't Care About Us" is Michael Jackson's 1996 protest single from HIStory about racism and police brutality, with Spike Lee-directed videos shot in Rio's Santa Marta favela and Salvador with Olodum, after a 1995 lyric revision.
They Don't Wear Black-Tie
They Don't Wear Black-Tie (Eles não usam black-tie) is Leon Hirszman's 1981 Brazilian political drama, adapted from Guarnieri's 1958 Teatro de Arena play, about a father-son split during the ABC metalworkers' strikes; it won Venice's Special Jury Prize.
They Fight
They Fight is a 2026 American boxing drama directed by Sheldon Candis, adapted from the 2018 documentary, starring André Holland as ex-con coach Walt Manigan; it premiered at Tribeca and streamed on Hulu and Disney+ from July 17, 2026.
They Follow
They Follow is the upcoming sequel to David Robert Mitchell's 2014 horror film It Follows, reuniting the director with Maika Monroe as Jay Height ten years on. Announced by Neon in 2023, it filmed July to September 2026 and is expected in 2027.
They Fought for Their Country (Они сражались за Родину)
They Fought for Their Country (Они сражались за Родину) is a 1975 Mosfilm two-part war drama by Sergei Bondarchuk, adapted from Sholokhov's unfinished novel, depicting a Soviet regiment's July 1942 retreat fighting toward Stalingrad; it drew 40.6 million viewers and won Karlovy Vary and RSFSR State Prize honors.
They Live
They Live (1988) is John Carpenter's sci-fi action satire, also credited to pseudonym Frank Armitage, based on Ray Nelson's "Eight O'Clock in the Morning" and the comic Nada. Roddy Piper's drifter Nada finds sunglasses revealing skull-faced alien rulers and subliminal "OBEY" messages; it grossed about $13 million and became a cult classic.
They Look Like People
They Look Like People is a 2015 American indie psychological horror film, Perry Blackshear's debut, starring MacLeod Andrews and Evan Dumouchel as friends facing suspected shape-shifters; Slamdance premiere, 92% on Rotten Tomatoes.
They Might Be Giants
They Might Be Giants (TMBG): American alternative rock duo formed 1982 in Brooklyn by John Flansburgh and John Linnell; known for Dial-A-Song, the platinum Flood (1990), "Birdhouse in Your Soul," and two Grammys, including children's album Here Come the 123s.
They Shall Not Grow Old
They Shall Not Grow Old is Peter Jackson's 2018 WWI documentary restoring, colorizing and retiming Imperial War Museum footage to 24 fps with 3D, veteran audio from 120 soldiers, lip-read dialogue, and a four-year Park Road Post restoration.
They shall not pass
"They shall not pass" (Ils ne passeront pas; ¡No pasarán!) is a resistance slogan from the 1916 Battle of Verdun, attributed to General Robert Nivelle or Pétain, later used by Dolores Ibárruri's Republicans in the Spanish Civil War and at Cable Street.
They Shoot Horses, Don't They? (film)
They Shoot Horses, Don't They? is a 1969 Sydney Pollack drama adapted from Horace McCoy's 1935 novel, starring Jane Fonda, Michael Sarrazin, Susannah York, and Oscar winner Gig Young in a Depression-era dance marathon story.