-
From Fiction to Reality: Could Airships Be the Key to Greener Travel?
Airships have captured science-fiction writers’ imaginations — including Kim Stanley Robinson in Ministry for the Future. We examine the tech’s utility in the real world.
-
-
Making Drones Suitable for Cities
Unmanned aerial vehicles will make their way into urban skies only if the safety of people below can be ensured.
-
-
How the U.S. Rail System Works
A spate of train derailments, most notably in East Palestine, Ohio, has reinvigorated the debate over the nation’s railroad infrastructure. Here’s how U.S. rail could be brought up to speed.
-
-
The True Dangers of Long Trains
Trains are getting longer. Railroads are getting richer. But these “monster trains” are jumping off of tracks across America and regulators are doing little to curb the risk.Some trains stretch for 2 or even 3 miles, sometimes without regard for the delicate physics of keeping heavy, often combustible tanker cars from jumping off the tracks.
-
-
A Spill Outside Philadelphia Adds to the Growing List of Chemical Accidents This Year
There have already been 50 chemical spills or fires in the U.S. this year, and it’s only March.
-
-
Extremists Co-opt Norfolk Southern Train Derailment in East Palestine, Ohio
In the aftermath of the February 3, 2023, freight train derailment in East Palestine, Ohio, a range of misinformation and unfounded claims has emerged as extremists and conspiracy theorists leverage the event for their own political and ideological gain.
-
-
In a Growing Petrochemical Hub, the East Palestine Derailment Triggers “an Uneasy Feeling”
The Upper Ohio River Valley has been layered in industrial pollution for centuries, and residents are fed up.
-
-
Can You Tell Whether a “Bomb Train” Is Coming to Your Town? It’s Complicated.
This information about trains carrying hazardous materials is out there, but it is not always readily accessible. With the derailment of the Norfolk Southern train receiving international attention, more railroad communities are now asking what is traveling through their backyard, and how to avoid the fate of East Palestine, Ohio.
-
-
Ohio Chemical Spill Draws Focus on Railroad Dangers
The U.S. has one of the most extensive rail networks in the world, but diminishing safety standards puts people and the environment at risk. The latest accident has drawn sharp focus onto the safety standards of the highly profitable freight rail industry and its prolific lobbying against regulation.
-
-
The Train Derailment in Ohio Was a Disaster Waiting to Happen
The derailment of a freight train filled with volatile chemicals in rural Ohio earlier this month captured the headlines, but researchers and chemical spill experts say it’s a situation that plays out far too often across the country. Trains carry hazardous chemicals everyday. They’re also dangerously unregulated.
-
-
Improving the Speed and Safety of Airport Security Screening
For decades, airports around the nation have employed sensitive canine noses to detect concealed explosives. While this four-legged fleet has been effective and efficient, researchers have yet to build a mechanical method that can mimic their abilities. Researchers seek ways to build non-contact screening methods that can detect concealed explosives at airports.
-
-
Train Derailments Get More Headlines, but Truck Crashes Involving Hazardous Chemicals Are More Frequent and Deadly in U.S.
Highway crash of hazmat-carrying trucks do not draw national attention the way train derailments do, or trigger a flood of calls for more trucking regulation like the U.S. is seeing for train regulation. Truck crashes tend to be local and less dramatic than a pile of derailed train cars on fire, even if they’re deadlier. Federal data shows that rail has had far fewer incidents, deaths and damage when moving hazardous materials in the U.S. than trucks.
-
-
How Dangerous Was the Ohio Chemical Train Derailment? An Environmental Engineer Assesses the Long-Term risks
Headaches and lingering chemical smells from a fiery train derailment in East Palestine, Ohio, have left residents worried about their air and water – and misinformation on social media hasn’t helped. The slow release of information after the derailment has left many questions unanswered about the risks and longer-term impact.
-
-
Train Cars Which Derailed in Ohio Were Labeled Non-Hazardous
Nearly two weeks after a train carrying hazardous chemicals derailed in rural Ohio, questions still linger about the lasting effects of the incident and the speed at which residents were returned to their homes. What we do know is that the train cars were marked as non-hazardous, and thus officials weren’t notified that the train would be crossing through the state.
-
-
Tackling Crowd Management in Subways During Pandemics
Mass transit, and subways in particular, are essential to the economic viability and environmental sustainability of cities across the globe. Researchers are working with NYC’s MTA to develop machine learning and traffic models to optimize traffic flow during pandemics.
-
The long view
Calls Grow for U.S. to Counter Chinese Control, Influence in Western Ports
Experts say Washington should consider buying back some ports, offer incentives to allies to decouple from China.