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Solar water disinfection
Solar water disinfection (SODIS) is a household water treatment method in which contaminated water in transparent PET bottles is exposed to sunlight for at least 6 hours, inactivating pathogens.
Solar water disinfection system
A solar water disinfection system uses sunlight to inactivate drinking water pathogens through ultraviolet radiation, heat, or both, in regions without reliable treated water supplies.
Solar water heating
Solar water heating (SWH), also called a solar hot water system, uses solar thermal collectors to heat water for domestic, pool, or industrial use, usually with a storage tank and backup heater.
Solar wind
The solar wind is a continuous supersonic outflow of charged particles from the Sun's corona, predicted by Eugene Parker in 1958 and first measured by spacecraft in 1959.
Solar wind switchbacks
Solar wind switchbacks are sudden, S-shaped reversals in the solar wind's magnetic field, first seen by Ulysses in the 1990s and found common near the Sun by Parker Solar Probe.
Solar wind termination shock
The solar wind termination shock is the boundary in the outer Solar System where the supersonic solar wind abruptly slows, crossed by Voyager 1 in 2004.
Solar zenith angle
The solar zenith angle is the angle between the Sun and the local vertical (the zenith); it is 0° when the Sun is overhead and 90° at the horizon.
Solar-like oscillations
Solar-like oscillations are acoustic modes in stars stochastically driven by turbulent convection, like the Sun's; two measured numbers yield a star's mass, radius, and age, making them a workhorse of asteroseismology.
Solar-powered desalination unit
A solar-powered desalination unit is a water-treatment system that uses heat or photovoltaic electricity from sunlight to remove salt from seawater or brackish water, producing fresh water off-grid.
SolarCity
SolarCity was an American solar energy company founded in 2006 by brothers Lyndon and Peter Rive; it pioneered solar leasing and was acquired by Tesla in 2016.
SolarEdge Technologies
SolarEdge Technologies is an Israeli smart energy company founded in Herzliya in 2006 that makes DC-optimized solar inverters, power optimizers, batteries, and EV chargers, shipped to 145 countries.
Solarex
Solarex was an American photovoltaic manufacturer founded in Rockville, Maryland in 1973 by former COMSAT engineers Joseph Lindmayer and Peter Varadi, absorbed into BP Solar in 1999.
Solaria
Solaria was a Florentine literary magazine founded in January 1926 by Alberto Carocci, judged the strongest interwar Italian journal in introducing European modernism to Italian readers.
Solaris
Solaris is an AI interface world model announced by Runway on August 31, 2026, which generates interactive apps and websites directly as video, frame by frame, rather than code.
Solaris (2002 film)
Solaris is a 2002 American science fiction drama directed by Steven Soderbergh, starring George Clooney as a psychologist sent to a research station orbiting the planet Solaris.
Solaris (fictional planet)
Solaris is the fictional planet in Stanisław Lem's 1961 novel Solaris, covered by a sentient ocean orbiting a binary star in Aquarius; humans study it for a century (Solaristics) without achieving Contact, and it was filmed in 1968, 1972 (Tarkovsky), and 2002.
Solaris (novel)
Solaris is a 1961 Polish science fiction novel by Stanisław Lem, first published by Wydawnictwo MON. Psychologist Kris Kelvin arrives at a station above a sentient ocean that creates human replicas from memories; known for its unknowable-alien theme, indirect 1970 English translation, 2011 Johnston translation, and Tarkovsky and Soderbergh films.
Solaris (Солярис) (1972 film)
Solaris (Солярис) is Andrei Tarkovsky's 1972 Mosfilm science fiction drama adapted from Stanislaw Lem's 1961 novel, starring Donatas Banionis and Natalya Bondarchuk; it won the 1972 Cannes Grand Prix and is known for Lem's disapproval and its contrast with Kubrick's 2001.
Solaris Bus & Coach
Solaris Bus & Coach is a Polish bus and trolleybus manufacturer based in Bolechowo near Poznań, founded in 1996 and owned by Spain's CAF group since 2018.
Solaris Energy Infrastructure
Solaris Energy Infrastructure is a Houston, Texas company, founded in 2014 and traded on the NYSE as SEI, that provides mobile power generation and oilfield logistics equipment.
Solaris Resources Inc.
Solaris Resources Inc. is a Canadian copper exploration and development company, spun out of Equinox Gold in 2018, whose flagship asset is the Warintza copper-gold project in southeastern Ecuador.
Solaris SE
Solaris SE, formerly Solarisbank AG, is a Berlin-based German fintech with a full banking license that provides banking-as-a-service through APIs, founded in 2015 and majority-owned by Japan's SBI Group.
Solaris Tour
Solaris Tour: Joji's 2026 Live Nation-promoted global arena tour supporting Piss In The Wind, running June 16 to November 29, 2026 across North America, Europe, Asia, Australia and New Zealand, about 38 dates.
SolarMente
SolarMente was a Barcelona-based residential solar and home-electrification subscription company founded by Wouter Draijer and Victor Gardrinier, backed by Y Combinator and Leonardo DiCaprio, which entered liquidation in 2026.
SolarPower Europe
SolarPower Europe, formerly the European Photovoltaic Industry Association, is a Brussels-based trade association with more than 300 members, founded in 1985 and renamed in 2015.
Solarpunk
Solarpunk is a science fiction subgenre, aesthetic, and social movement envisioning sustainable futures where renewable energy and green technology operate in harmony with nature, rejecting dystopian pessimism.
SolarSquare
SolarSquare is a Mumbai-headquartered residential rooftop solar company founded in 2015 by Shreya Mishra, Neeraj Jain, and Nikhil Nahar, serving nearly 50,000 homes across 29 Indian cities.
SolarWinds
SolarWinds is a Delaware-incorporated IT management and observability software company with over 300,000 customers, whose Orion Platform was the target of the 2020 SUNBURST supply-chain breach.
SolarWinds hack
The SolarWinds hack was a software supply-chain attack disclosed in December 2020, in which a backdoor in Orion updates reached US federal agencies and about 100 companies.
SolarWorld
SolarWorld AG was a German photovoltaic manufacturer headquartered in Bonn, founded in 1998, that led trade complaints against Chinese panel imports and filed for insolvency in 2017.