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Autonomous excavator constructs a 6-meter-high dry-stone wall

Researchers at ETH Zurich developed an autonomous excavator called HEAP to construct a 6-meter-high and 65-meter-long dry-stone wall. The excavator uses sensors, machine vision, and algorithms to place stones in the desired location, achieving a high level of precision and speed.

SourceETH Zurich·JournalScience Robotics·TypeExperimental study·DateNov 22, 2023

A sustainable alternative to air conditioning

A team of researchers from McGill University, UCLA, and Princeton has found an inexpensive, sustainable way to cool buildings in hot climates using radiative cooling materials. They achieved temperatures several degrees below the ambient temperature, without compromising healthy ventilation air changes.

SourceMcGill University·JournalCell Reports Physical Science·DateOct 30, 2023

UK’s first local Net Zero Carbon planning policy likely to drive more efficient buildings and cut energy bills, review shows

A new net zero carbon planning policy in Bath & North East Somerset is expected to make new buildings much more energy efficient and boost the introduction of renewables. Despite concerns about increased costs, most planning applicants support the policy's intentions, with solar photovoltaics and heat pumps being key technologies.

SourceUniversity of Bath·TypeObservational study·DateOct 20, 2023

Researchers propose a more effective method to predict floods

A team of researchers from Xi'an Jiaotong-Liverpool University and other institutions has identified a flexible and user-friendly model for predicting flood frequency in a changing environment. The fractional polynomial-based regression method is more effective than existing models, which often fail to account for factors like climate ...

SourceXi'an Jiaotong-Liverpool University·JournalJournal of Hydrology·TypeComputational simulation/modeling·DateJan 9, 2023

Creating efficient building energy management systems from room-level big data

A new study proposes a scalable, bottom-up approach to developing energy-saving initiatives at the individual level by analyzing real-time energy usage data. The research team developed an energy calculator that can be scaled up to the building- and community-level, enabling more accurate occupant-level measurements.

SourceIncheon National University·JournalRenewable and Sustainable Energy Reviews·TypeData/statistical analysis·DateNov 9, 2022

Insulation from wood research proves better than existing plastic-based materials

Researchers developed a wood-based insulating material that offers superior thermal performance to existing plastic-based materials. The new aerogel-integrated wood material is created without adding additional substances and has the potential to replace fossil-based aerogels for energy efficiency and sustainable development.

SourceKTH, Royal Institute of Technology·JournalACS Applied Materials & Interfaces·DateJun 3, 2022

Novel solar cell architecture performs well under real-world constraints

Researchers developed a hot-carrier multijunction solar cell that maintains high conversion efficiency with nonoptimal materials, expanding the scope of candidate designs. The novel architecture showed superior resilience to design imperfections, widening the range of suitable materials and operating conditions.

SourceSPIE--International Society for Optics and Photonics·JournalJournal of Photonics for Energy·DateJun 1, 2022

Breakthrough in how buildings can promote health and well-being

A comprehensive review of 40 years of published studies on the benefits of Maharishi Vastu architecture reveals its potential as a tool for promoting mental and physical health. The findings support the growing recognition that building design plays a key role in both causing and preventing humanity's health challenges.

SourceMaharishi International University·JournalGlobal Advances in Health and Medicine·TypeLiterature review·DateApr 29, 2022

New highly efficient wave-based acoustics simulation for large architectural spaces could revolutionize acoustic design

Researchers developed a highly efficient wave-based acoustics simulation that can accurately estimate the acoustics of large-scale interior spaces. The method uses a time-domain Finite Element Method to consider frequency-dependent characteristics of sound absorption materials, enabling precise modeling and high-speed estimations.

SourceKobe University·JournalBuildings·TypeComputational simulation/modeling·DateFeb 21, 2022

Seeing ‘green’ can ease confusion, anger in navigating hospitals, WVU researcher says

Research by Shan Jiang found that introducing nature views into hospital corridors can significantly ease confusion and anger in navigating large medical complexes. The study revealed that participants used shorter time and walked less distance to complete wayfinding tasks when exposed to green spaces.

SourceWest Virginia University·JournalHERD Health Environments Research & Design Journal·DateFeb 18, 2022

Historic buildings could be protected from rising energy bills by solar panels

A new study by University of Bath researchers suggests that installing solar panels on historic buildings like Bath Abbey could significantly reduce energy bills and carbon emissions. The proposed system would generate around 45 Mega-Watt hours per year, saving approximately 10 tonnes of CO2 emissions annually.

SourceUniversity of Bath·JournalEnergy Science & Engineering·TypeComputational simulation/modeling·DateFeb 1, 2022

Two worlds of residents: Car owners look at shared urban courtyards differently from pedestrians

A study found that car owners place a higher value on green spaces in shared courtyards, with a twofold increase in attention to trees making the area 30% more attractive. This internal conflict highlights the need for architects and developers to prioritize green spaces in construction planning.

SourceNational Research University Higher School of Economics·JournalUrban Forestry & Urban Greening·DateJan 20, 2022

Columbia University study identifies gene variants linked to severe schizophrenia

A study published in PNAS found that individuals with severe schizophrenia have a higher number of rare mutations than those with typical forms of the illness. This discovery could lead to more precise treatments for this chronic disease, which affects over 3 million Americans.

SourceColumbia University Irving Medical Center·JournalProceedings of the National Academy of Sciences·TypeRandomized controlled/clinical trial·DateDec 13, 2021

The Daylight Award 2022 is open for nominations

The Daylight Award 2022 is now open for nominations, honoring groundbreaking research on the effects of daylight on human health and well-being. The award also recognizes innovative architectural projects showcasing unique uses of daylight, aiming to improve living conditions and environmental impact.

Slam the door shut: Improving building energy by evaluating building airflow

Scientists from Incheon National University identified interzonal airflow across household entrance doors as a dominant factor in calculating heating loads. They found that strong stack effect and weather-driven airflow rates were larger than external infiltration rates, making conventional airtightness measures unreliable.

SourceIncheon National University·JournalRenewable and Sustainable Energy Reviews·TypeExperimental study·DateAug 9, 2021

Report outlines how public transit agencies can advance equity

A new paper in the Transportation Research Record identifies six broad categories of equity-advancing practices that public transit agencies nationwide can widely employ. These practices focus on creating fairer and more just public transit systems, rather than just assessing how service is distributed.

SourceSAGE·JournalTransportation Research Record Journal of the Transportation Research Board·DateJul 15, 2021

Data privacy -- are you sure you want a cookie?

A study from Copenhagen Business School reveals that website owners can influence users' data privacy decisions by manipulating the choice architecture and outcome. The researchers argue that this approach is problematic as it exploits psychological mechanisms to benefit the website owner, rather than benefiting the user. The findings ...

SourceCopenhagen Business School·JournalComputers in Human Behavior·DateJul 15, 2021

Novel circuitry solves a myriad of computationally intensive problems with minimum energy

Researchers created a design for an electronic hardware system that directly replicates network architectures, solving complex puzzles rapidly and with minimal power consumption. This new approach uses race logic to encode and process information as time signals, reducing the need for bit flips and thus energy expenditure.

SourceNational Institute of Standards and Technology (NIST)·JournalACM Journal on Emerging Technologies in Computing Systems·DateMay 11, 2021