All articles starting with H
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Hot Springs National Park
Hot Springs National Park, created as Hot Springs Reservation in 1832, is a National Park Service unit in Hot Springs, Arkansas, protecting 47 natural hot springs.
Hot springs of Australia
The hot springs of Australia are more than 50 thermal springs and pools heated by geothermal groundwater rather than volcanism, many tied to the Great Artesian Basin.
Hot springs of Central America and the Caribbean
The hot springs of Central America and the Caribbean are thermal springs from Guatemala to Panama and on Caribbean volcanic islands, heated by subduction and arc volcanism.
Hot springs of China
The hot springs of China number over 2,700, concentrated in Yunnan, Tibet, and the south, with a 3,000-year bathing tradition and a resort industry worth 242.83 billion yuan in 2017.
Hot springs of Mexico
The hot springs of Mexico are groundwater discharges heated by the Trans-Mexican Volcanic Belt, numbering more than 1,306 sites across 21 states, feeding resorts like Grutas de Tolantongo.
Hot springs of Mongolia and Central Asia
The hot springs of Mongolia and Central Asia are thermal waters emerging across Inner Asia's mountain belts without active volcanism, many developed into Soviet-era sanatoriums, several still operating.
Hot springs of Taiwan
The hot springs of Taiwan (台湾温泉) are thermal springs found island-wide, created by colliding tectonic plates and ranked among the world's top 15 hot spring destinations.
Hot springs of the Andes
The hot springs of the Andes are thermal springs of Pacific South America, heated by subduction-related volcanism and deep faults and used for bathing and resorts.
Hot springs of the Pacific islands
The hot springs of the Pacific islands are thermal springs across Melanesia, including near-boiling pools at Savusavu, Fiji, and 100°C springs on Savo volcano, Solomon Islands.
Hot springs of the US Pacific coast and Alaska
The hot springs of the US Pacific coast and Alaska are thermal springs in California, Oregon, Washington, and Alaska, heated mostly by deep circulation through hot rock.
Hot Springs, Arkansas
Hot Springs, Arkansas: Garland County resort city of about 38,000 built around 47 thermal springs, home to Hot Springs National Park, Bathhouse Row, baseball spring training origins, and the 1832 Hot Springs Reservation.
Hot stamping
Hot stamping, also called press hardening, is a sheet metal forming process that heats a steel blank and quenches it in the die, producing very strong parts.
Hot Stove League (스토브리그) (TV series)
Hot Stove League (스토브리그) is a 2019–2020 SBS Korean baseball drama about GM Baek Seung-soo rebuilding last-place team Dreams during the off-season; 16 episodes, 19.1% finale rating, 56th Baeksang Best Drama winner.
Hot Stuff (Donna Summer song)
"Hot Stuff" is a 1979 rock-disco single by Donna Summer, written by Bellotte, Faltermeyer, and Forsey, produced by Moroder and Bellotte for Bad Girls; it hit No. 1 on the Hot 100 and won a Grammy.
Hot Sulphur Springs, Colorado
Hot Sulphur Springs is the county seat of Grand County, Colorado, a town built around natural hot springs on the Colorado River in Middle Park.
Hot Summer Nights (film)
Hot Summer Nights is a 2018 A24 coming-of-age crime drama, Elijah Bynum's directorial debut, starring Timothée Chalamet as a teenager dealing drugs on 1991 Cape Cod; released July 2018, 46% on Rotten Tomatoes.
Hot swapping
Hot swapping is the replacement or addition of components, such as disk drives, power supplies, or circuit boards, to a running system without shutting it down, keeping services available.
Hot tapping
Hot tapping, also called pressure tapping, is a technique for making a new branch connection into a pressurized pipe while it stays in service, avoiding shutdowns and methane venting.
Hot to Go!
"Hot to Go!" (HOT TO GO!) is a 2023 camp synth-pop song by Chappell Roan and Dan Nigro from The Rise and Fall of a Midwest Princess, built on a spelled-out cheer and dance that became a 2024 viral hit, peaking at UK Number 4 and US Number 17.
Hot Topic
Hot Topic: American mall-based pop-culture and music-merchandise retailer founded by Orv Madden in 1989 in Montclair, California; went public 1996, launched Torrid 2001, owned by Sycamore Partners from 2013, sold to Spencer Spirit Holdings in 2026.
Hot tub
A hot tub, also called a whirlpool bath, is a large tub of heated water, typically 38–40 °C, fitted with jets for relaxation or hydrotherapy.
Hot Tub Time Machine
Hot Tub Time Machine is a 2010 American comedy directed by Steve Pink in which four friends wake up in 1986 after a night in a ski-resort hot tub.
Hot Tub Time Machine 2
Hot Tub Time Machine 2 (2015), Steve Pink's sequel starring Rob Corddry, Craig Robinson, and Clark Duke, sends the trio to 2025 after Lou is shot; John Cusack did not return, and the $14 million comedy flopped with $13 million grossed and 14% on Rotten Tomatoes.
Hot Tuna
Hot Tuna is an American blues-rock band formed in 1969 in San Francisco by Jefferson Airplane guitarist Jorma Kaukonen and bassist Jack Casady, known for its 1970 live acoustic debut, 1970s electric albums like Burgers, and ongoing acoustic and electric formats.
Hot Water (2026 film)
Hot Water (2026) is Ramzi Bashour's debut feature, an American road-movie dramedy starring Lubna Azabal and Daniel Zolghadri as a Lebanese mother and her son driving from Indiana to California; premiered at Sundance January 23, 2026; 97 minutes, English, Arabic, French; distinct from the 2025 Australian documentary and the jet-ski comedy of the same name.
Hot water bottle
A hot water bottle is a sealed rubber or PVC container filled with hot water, used to warm a bed or ease pain; the modern type dates to 1903.
Hot water extraction
Hot water extraction, also called autohydrolysis or liquid hot water pretreatment (LHW), uses heated pressurized water alone to dissolve hemicelluloses from lignocellulosic biomass, needing no added chemicals or neutralization.
Hot water pretreatment
Hot water pretreatment, also called liquid hot water (LHW) pretreatment, cooks lignocellulosic biomass in pressurized water at 160–240 °C to dissolve hemicellulose and make cellulose accessible for bioethanol production.
Hot Wheels
Hot Wheels is an American brand of die-cast toy cars and track sets produced by Mattel and first sold in 1968, known for speed, stunts, and orange plastic track.
Hot Wind
Hot Wind (热风) is the first collection of zawen, short critical essays, by the Chinese writer Lu Xun, published by Beixin Book Company in Beijing in 1925.