"Urban canyons" prolong sonic booms in cities
Twenty years after the retirement of the Concorde, several industrial and research projects want to make supersonic flight a reality again. However, supersonic planes produce sonic booms loud enough to warrant noise concerns and regulations, limiting.....»»
Global South cities lack cooling green spaces
Cities in the Global South are more exposed to extreme heat because they lack cooling green spaces, new research shows. The study found that Global South cities have just 70% of the "cooling capacity" provided by urban greenery in the Global North. T.....»»
Study finds lower-income NYC residents trade comfort for affordability
In a revealing piece of research coauthored by a Singapore Management University academic, public policies to ease urban heat in one of the largest first world cities have seen price gaps emerge between homes in cooler and hotter areas, with lower-in.....»»
NASA"s new solar sail extends its booms and sets sail
Solar sails are an exciting way to travel through the solar system because they get their propulsion from the sun. NASA has developed several solar sails, and their newest, the Advanced Composite Solar Sail System (or ACS3), launched a few months ago.....»»
Study reveals key strategies to combat urban heat vulnerability
A QUT study analyzing five decades of research and thousands of studies has identified five critical areas needed to tackle urban heat vulnerability (UHV), a growing issue impacting millions in increasingly heat-prone cities......»»
This tiny backyard bug does the fastest backflips on Earth
Move over, Sonic. There's a new spin-jumping champion in town—the globular springtail (Dicyrtomina minuta). This diminutive hexapod backflips into the air, spinning to over 60 times its body height in the blink of an eye, and a new study features t.....»»
There"s more to accessibility than availability of recreational spaces, says study
Urban planners and developers have predetermined markers of accessibility for recreational spaces, such as parks and playgrounds that might include ramps or the ability to travel to the space using public transportation......»»
Q&A: Rwanda is creating shiny, modern cities after the genocide—but this won"t help communities heal from the past
Over the past 17 years, Rwanda has cleared informal settlements to make way for modern urban construction. Kigali's ambitious city master plan is expected to be fully realized by 2050. But what about the people who are pushed out in the process, and.....»»
While some cities clear homeless encampments, others are granting a "right to shelter"
At the end of June, the US Supreme Court upheld an Oregon city's ban on outdoor camping. The court's decision means that people experiencing homelessness can be arrested, ticketed and fined for sleeping outside, even when there are no alternatives......»»
Public dealerships" F&I gross profits fall in Q2 but most above $2,000 a vehicle
AutoNation, Lithia, Group 1, Sonic and Asbury all had same-store finance and insurance gross profit per vehicle above $2,000 in the second quarter......»»
For metro governments, bigger may not be economically better
When big cities gobble up smaller ones nearby, residents often are told a consolidated government is more efficient, providing improved services and other economic benefits......»»
The truth about Tasers: What UK statistics and research tell us
Prime Minister Keir Starmer recently urged the police to take "all necessary action" in response to unrest across cities and towns in England and Northern Ireland......»»
Civilization VII hands-on: This strategy sequel rethinks the long game
Classic turn-based gameplay meets a radical rethink of the overall structure. Enlarge / Firaxis has upped the ante on presentation for the cities. It's still a bit abstract and removed, but they have more vibrancy, detail, and mo.....»»
Ancient civilizations had ways to counter the urban heat island effect—how history"s lessons apply to cities today
As intense heat breaks records around the world, a little-reported fact offers some hope for cooling down cities: Under even the most intense periods of extreme heat, some city blocks never experience heat wave temperatures......»»
How fly fishing strengthens our connection with wildlife and fosters conservation efforts
Whether it's to reset our mental health or simply to take time out from the hurly-burly of work and urban life, many of us head for oceans and rivers to enjoy their restorative capacities......»»
Urban Birds Are Harboring Antibiotic-Resistant Bacteria
Exposure to bacteria in landfill sites and polluted rivers may explain prevalence among city-dwelling birds......»»
California is home to millions of urban trees: What happens when they die?
To stop California's 6 million urban trees from knocking out power lines, crashing through houses, or lying across streets when they die, humans have to intervene......»»
Could manure and compost act like probiotics, reducing antibiotic resistance in urban soils?
Urban soils often contain chemical contaminants, such as heavy metals or trace amounts of antibiotics, along with higher levels of antibiotic-resistant bacteria. New research from the University of Maryland suggests that, in some cases, boosting urba.....»»
City birds found to be carriers of antimicrobial resistant bacteria
Research led by scientists at the Ineos Oxford Institute for antimicrobial research at Oxford University has found that wild birds such as ducks and crows living close to humans, for example in cities, are likely to carry bacteria with antimicrobial.....»»
Study reveals urban trees suffer more from heat waves and drought than their rural counterparts
A recently published study in Ecological Applications details how trees in New York City and Boston are more negatively impacted by heat waves and drought than trees of the same species in nearby rural forests. The finding, made by researchers at the.....»»
Researchers highlight the carbon-saving potential of compact cities
In recent years, the dramatic rise in extreme weather events due to climate change has escalated what was once termed "climate change" into a "climate crisis." With global average surface temperatures reaching unprecedented levels, the urgency to tra.....»»