All articles starting with R
22,461 articles
Reversible data hiding
Reversible data hiding, also called lossless watermarking, embeds secret data in a cover image so both are recovered exactly, making it useful for medical, military, and forensic imagery.
Reversible deactivation radical polymerization
Reversible deactivation radical polymerization (RDRP) is a family of radical polymerization techniques in which growing chains switch between active and dormant states, giving polymers with low dispersity and retained chain ends.
Reversible hydration of MAPbI3
Reversible hydration of MAPbI3 is the uptake of water vapor by methylammonium lead iodide, a perovskite used in solar cells, forming hydrates that revert on drying.
Reversible inhibition of sperm under guidance
RISUG (Reversible Inhibition of Sperm Under Guidance) is an Indian injectable male contraceptive: styrene maleic anhydride in DMSO injected into the vas deferens, disrupting sperm membranes. Phase III trials in India showed 99.02% efficacy; human reversibility unproven.
Reversible lane
A reversible lane, also called tidal flow, carries traffic in one direction part of the day and the opposite direction another, shifting capacity to heavier demand.
Reversible O2 adsorption in Fe-MOF-74
Reversible O2 adsorption in Fe-MOF-74 is oxygen binding at the open iron(II) sites of Fe2(dobdc), reported by Jeffrey R. Long's group at Berkeley in 2011.
Reversible process (thermodynamics)
Thermodynamic reversibility is the idealized condition in which a process and its environment can both be restored to their initial states by the reverse path.
Reversible solid oxide cell
A reversible solid oxide cell is a high-temperature electrochemical device whose one cell stack alternates between producing electricity from hydrogen or other fuels and splitting steam into hydrogen.
Reversible-jump Markov chain Monte Carlo
Reversible-jump Markov chain Monte Carlo (RJMCMC) is a Bayesian computation method, introduced by Peter J. Green in 1995, that lets the number of parameters change during sampling.
ReversingLabs
ReversingLabs is a software supply chain security and malware analysis company in Cambridge, Massachusetts, whose Spectra Assure platform detects malware in software binaries without source code.
Reversion (2025 film)
Reversión (Reversion) is a 2025 Spanish-Dominican psychological thriller directed by Jacob Santana, a remake of the Korean film Forgotten (2017), starring Jaime Lorente and Belén Rueda, released in Spain on 7 November 2025.
Reversis
Reversis, also spelled Réversis, is a historic French trick-avoidance card game for four players, first recorded in 1601, in which players avoid taking aces and face cards; it is probably ancestral to Hearts.
Reverxe
Reverxe (리버스) is Exo's (엑소) eighth studio album, released January 19, 2026 by SM Entertainment; nine tracks led by "Crown", six members, eighth million-seller with iTunes No. 1 in 48 regions.
Reverze "Interconnected"
Reverze "Interconnected" was the twelfth edition of Reverze, the annual indoor hardstyle event by Belgian promoter Bass Events, held at the 20,000-capacity Sportpaleis in Antwerp on 11 March 2017.
Reverze Essence of Eternity
Reverze Essence of Eternity was the 13th edition of Reverze, an annual indoor hard dance event at the Sportpaleis in Antwerp, Belgium, held on 24 February 2018 and drawing 20,000 visitors.
Revesz syndrome
Revesz syndrome, also called dyskeratosis congenita with bilateral exudative retinopathy or Revesz-DeBuse syndrome, is an extremely rare autosomal dominant TINF2-related severe variant of dyskeratosis congenita marked by exudative retinopathy, intracranial calcifications, and early bone marrow failure.
Revetment
A revetment is a sloping facing of erosion-resistant material such as stone or concrete that protects shorelines, riverbanks, and embankments against erosion, lying on the slope itself.
Review
Review: an evaluation of a published work, especially a book, by trade outlets (Kirkus, Publishers Weekly), academic journals (1,300-word Cambridge reviews), or consumers; covers purpose, structure, and length standards.
Review (TV series)
Review (2014–2017) is a Comedy Central mockumentary comedy created by Andy Daly, Jeffrey Blitz, and Charlie Siskel, adapted from Australia's Review with Myles Barlow, in which Forrest MacNeil reviews life experiences on a five-star scale across three seasons and 22 episodes.
Review and annual journals in neuroscience
Review and annual journals in neuroscience, chiefly the Annual Review of Neuroscience (est. 1978, ISSN 0147-006X) and Nature Reviews Neuroscience (est. 2000), publish commissioned surveys of the field rather than primary research, with distinct open access and subscription models.
Review Board
Review Board is an open source, web-based code and document review tool, first developed in 2006, written in Python and JavaScript, and distributed under the MIT license.
Review bomb
Review bombing is a coordinated effort where many people rapidly flood a product with online reviews, most often targeting video games on Steam and Metacritic to drag scores down.
Review of Particle Physics
The Review of Particle Physics is a biennial compilation and critical evaluation of particle physics data by the Particle Data Group, headquartered at Lawrence Berkeley National Laboratory.
Review of systems
Review of systems (ROS): structured symptom inventory by organ system, part of the medical history, distinct from the HPI. 14 systems; problem pertinent, extended (2–9), or complete (10+); no longer counted for CMS billing since 2021.
Reviews of Modern Physics
Reviews of Modern Physics (RMP) is a quarterly peer-reviewed physics journal published by the American Physical Society since 1929, covering all areas of physics through review articles.
Revillagigedo
Juan Vicente de Güemes Pacheco de Padilla, conde de Revillagigedo, was a Spanish colonial administrator who served as viceroy of New Spain from 1789 to 1794, renewing Mexico City.
Revillagigedo Islands
Revillagigedo Island (Archipiélago de Revillagigedo) is a group of four remote volcanic islands in the Pacific off Mexico's Baja California, made a UNESCO World Heritage Site in 2016.
Revilo P. Oliver
Revilo P. Oliver (1908-1994) was a University of Illinois classics professor and classical philologist who co-founded the John Birch Society, wrote "Marxmanship in Dallas," and became a leading intellectual figure of American white nationalism.
ReViral
ReViral was a clinical-stage biopharmaceutical company in London developing antivirals against respiratory syncytial virus (RSV); Pfizer acquired it in 2022 for up to $525 million.
Revis
Revis, an American post-grunge band from Carbondale, Illinois, originally named Orco; its 2003 Epic debut Places for Breathing hit No. 1 on Heatseekers, with "Caught in the Rain" from the Daredevil soundtrack, a 2012 unsponsored second album, and the 2025 comeback Killing Time.