Technology and the built world

Mattan Erez

Mattan Erez is an Israeli-American computer architect and professor of electrical and computer engineering at UT Austin, known for research on memory systems and reliability-aware computing.

Mattapan Line

The Mattapan Line, formally the Ashmont–Mattapan High Speed Line and often called the Mattapan Trolley, is a 2.6-mile MBTA light rail line in Boston and Milton, Massachusetts.

Mattel

Mattel, Inc. is an American toy and entertainment company founded in 1945 and headquartered in El Segundo, California, known for Barbie, Hot Wheels, Fisher-Price, and Uno.

Matteo Pasquali

Matteo Pasquali is a chemical engineer at Rice University, a professor and founding director of the Carbon Hub, known for developing scalable wet-spinning of carbon nanotube fibers.

Matter is a Connectivity Standards Alliance interoperability standard for smart-home devices, released in 2022, letting one certified device work with Apple Home, Amazon Alexa, Google Home, and Samsung SmartThings.

MatterGen

MatterGen is a diffusion-based generative model for inorganic materials from Microsoft Research AI4Science, published in Nature in 2025 and fine-tunable toward target properties like bulk modulus.

Matterhorn Express Pipeline

The Matterhorn Express Pipeline is a 42-inch natural gas pipeline carrying up to 2.5 billion cubic feet per day of Permian Basin gas from Waha, Texas, to Katy near Houston.

Matternet

Matternet is an American drone delivery company founded in 2011 and headquartered in Mountain View, California, whose M2 drone is the only delivery drone with an FAA Type Certificate.

Matterport

Matterport is an American spatial data company headquartered in Sunnyvale, California, founded in 2011, providing a 3D capture platform and cameras for creating dimensionally accurate digital twins of physical spaces.

MatterSim

MatterSim is a machine learning force field from Microsoft Research AI for Science, introduced in 2024, covering the periodic table from 0 to 5000 K.

Matthew A. Oehlschlaeger

Matthew A. Oehlschlaeger is an American mechanical engineer and combustion chemist who is Vice Provost and Dean of Undergraduate Education and a professor at Rensselaer Polytechnic Institute.

Matthew Becker

Matthew Becker, also known as Matthew L. Becker, is an American polymer chemist and biomaterials researcher who is a Distinguished Professor of Chemistry at Duke University.

Matthew Brake

Matthew Brake is an American mechanical engineer who studies jointed structures and coined tribomechadynamics; he won the 2012 PECASE at Sandia and is now a professor at the University of Delaware.

Matthew J. Harrington

Matthew J. Harrington is a Canadian-based materials scientist and Canada Research Chair in Green Chemistry at McGill University, known for Science papers on metal-mediated mussel materials.

Matthew J. Zaluzec

Matthew J. Zaluzec is an American materials engineer who spent 27 years at Ford developing aluminum vehicle technology and is now a professor at the University of Florida.

Oct 10, 2026

Matthew K. Franklin

Matthew K. Franklin is an American applied cryptographer and Professor of Computer Science at UC Davis, known for identity-based encryption from the Weil pairing and threshold RSA key generation.

Matthew Lakin

Matthew Lakin is a computer scientist at the University of New Mexico who builds molecular circuits from synthetic DNA and received a 2025 Presidential Early Career Award.

Matthew McDowell

Matthew McDowell is a materials scientist and mechanical engineer at Georgia Tech who uses real-time imaging to reveal how battery materials degrade, and who received the Presidential Early Career Award in 2019.

Matthew P. Anderson

Matthew P. "Matt" Anderson is an American retired Air Force colonel and aerospace executive serving as the 16th Deputy Administrator of NASA since May 2026.

Sep 20, 2026

Matthias Wuttig

Matthias Wuttig, born 1960 in Mettmann, Germany, is a physicist and professor at RWTH Aachen known for phase-change materials that store data in rewriteable discs and memory.

Matthieu Piel

Matthieu Piel (born 1973) is a French CNRS research director at Institut Curie in Paris who studies cell division, migration, and volume regulation using microfluidic devices; elected to the French Academy of Sciences in 2025.

Matthys P. Levy

Matthys P. Levy is a Swiss-born American structural engineer, founding principal of Weidlinger Associates, known for the Georgia Dome's tensegrity cable roof and the World Trade Center collapse investigation.

Mattock

A mattock, also called a grub axe, is a hand digging tool with a double iron head, used for grubbing out stumps and cutting roots.

Mattress

A mattress is a large padded support for sleeping, built on a core of springs, foam, latex, air, or water beneath comfort layers and a fabric cover.

Mau-Chung Frank Chang (张懋中)

Mau-Chung Frank Chang (张懋中) is a Taiwanese-born electrical engineer, Distinguished Professor at UCLA, elected to the National Academy of Engineering in 2008 for commercializing the HBT.

Mauda power station

Mauda power station is a 2,320 MW coal-fired power station operated by NTPC Limited at Mouda in Nagpur district, Maharashtra, India, and is NTPC's biggest power station in the state.

Maui Oil and Gas Field

The Maui Oil and Gas Field is an offshore gas-condensate field in the Taranaki Basin, New Zealand, discovered in 1969 and once among the world's largest gas finds.

Maulbronn Monastery

Maulbronn Monastery (Kloster Maulbronn) is a former Cistercian abbey in Baden-Württemberg, Germany, founded in 1147 and regarded as the best-preserved medieval monastic complex north of the Alps, a UNESCO World Heritage Site since 1993.

Maules Creek Coal Mine

The Maules Creek Coal Mine is an open-cut thermal coal mine in Leard State Forest in New South Wales, Australia, owned by Whitehaven Coal and producing up to 13 million tonnes a year since 2014.