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Engineers evaluate cybersecurity risks associated with EV fast-charging equipment
Engineers at Southwest Research Institute have identified cybersecurity vulnerabilities with electric vehicles (EVs) using direct current fast-charging systems, the quickest, commonly used way to charge electric vehicles. The high-voltage technology relies on power line communication (PLC) technology to transmit smart-grid data between vehicles and charging equipment.... Read more
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Flying in helicopters is safe—an aerospace engineer explains the technology, training that make it so
Helicopters draw a lot of attention with their almost magical ability to hover, fly in any direction and operate without runways. They also help save many lives, often dramatically, with their extensive use in all-weather military missions, ambulance duties and search-and-rescue roles.... Read more
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Unveiling a new class of synthetic fuels
Researchers from RWTH, the Max Planck Institute for Chemical Energy Conversion, and ETH Zurich have made considerable advancements in synthetic fuels. Their study, which has the potential to revolutionize clean transportation, has been published in Nature Energy, titled "Towards Carbon-Neutral and Clean Propulsion in Heavy-Duty Transportation with Hydroformylated Fischer-Tropsch Fuels."... Read more
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Tesla CEO Elon Musk appears to confirm delay in Aug. 8 robotaxi unveil event to make design change
Tesla CEO Elon Musk on Monday appeared to confirm a report that the company's much-ballyhooed event to unveil a robotaxi will be delayed beyond its scheduled Aug. 8 date.... Read more
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Electric trucks: How many fast-charging locations are needed in Europe?
A new joint study by Fraunhofer ISI and Amazon provides critical insights as to the optimal number and location of public fast-charging stations required to enable the widespread electrification of long-haul trucking in Europe.... Read more
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Self-organizing drone flock demonstrates safe traffic solution for smart cities of the future
After creating the world's first self-organizing drone flock, researchers at Eötvös Loránd University (ELTE), Budapest, Hungary have now also demonstrated the first large-scale autonomous drone traffic solution. This fascinating new system is capable of far more than what could be executed with human pilots.... Read more
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NASA cloud-based platform could help streamline, improve air traffic
Just like your smartphone navigation app can instantly analyze information from many sources to suggest the best route to follow, a NASA-developed resource is now making data available to help the aviation industry do the same thing.... Read more
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World's first hydrogen-powered commercial ferry to run on San Francisco Bay, and it's free to ride
The world's first hydrogen-powered commercial passenger ferry will start operating on San Francisco Bay as part of plans to phase out diesel-powered vessels and reduce planet-warming carbon emissions, California officials said Friday, demonstrating the ship.... Read more
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Having a passenger present could improve safety for drivers in semi-autonomous cars
A simulator study shows the presence of a passenger can improve drivers' focus on the road and help them to decide when manual control is needed in self-driving vehicles, but taking back control is still difficult.... Read more
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Battery innovation could boost power delivery for electric aircraft
A battery component innovation could help keep power delivery high when electric aircraft land with low charge, according to a study led by Lawrence Berkeley National Laboratory with expertise from the University of Michigan.... Read more
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Boeing's fraud case shows that some businesses are still too big to fail
In January, Alaska Airlines flight 1282 nearly fell out of the sky when it lost a door plug at an altitude of more than 10,000ft, leading to rapid decompression of the main cabin of the plane.... Read more
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Hydrogen flight looks ready for take-off with new advances
The possibility of hydrogen-powered flight means greater opportunities for fossil-free travel, and the technological advances to make this happen are moving fast. New studies from Chalmers University of Technology, in Sweden, show that almost all air travel within a 750-mile radius (1,200 km) could be made with hydrogen-powered aircraft by... Read more
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Not quite a street, not quite a road—why 'stroads' are disasters of urban planning, and how to fix them
Have you ever walked or ridden a bike along a street, and thought to yourself, "Gosh, it's noisy," or "This feels unpleasant?" Odds are you were on a stroad.... Read more
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Study finds health risks in switching ships from diesel to ammonia fuel
As container ships the size of city blocks cross the oceans to deliver cargo, their huge diesel engines emit large quantities of air pollutants that drive climate change and have human health impacts. It has been estimated that maritime shipping accounts for almost 3% of global carbon dioxide emissions and... Read more
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Gas taxes can't pay for roads much longer, but Amazon deliveries might
For decades, states have relied on gas taxes to provide much of the money to maintain roads and bridges. But as cars become more fuel efficient, and some Americans switch to electric vehicles, state leaders say the gas tax won't pay the bills for much longer.... Read more