Magnetic Levitation: How Maglev Works
What if you could travel from New York to Los Angeles in just under seven hours without boarding a plane? It could be possible on…
Transportation
Worried About Empty Store Shelves? Here Are the 5 Commodities That Will Be Hardest To Find
Panicked purchasing, empty store shelves, long lines at the gas station—given supply chain woes, is that America for the foreseeable future? Yes and no, said…
Free Green Electricity and Public Transport Could Substantially Reduce Emissions
Using carbon tax revenue to fund free green electricity and public transport could significantly reduce individual households’ greenhouse gas emissions, a new study has found. …
Shortages, High Prices, and Empty Shelves: How the Supply Chain Became So Fractured
Since the onset of the COVID-19 pandemic, supply chain issues have rattled consumers and the businesses they frequent. From Clorox wipes to semiconductors to computer…
Another Problem With Daylight Saving Time: Increased Risk of Hitting Deer on the Road
Daylight saving time ends in the U.S. and Canada on November 7, 2021, and most of us will be setting our clocks back an hour….
NASA Technology Innovations Will Help US Meet Sustainable Aviation Goals
NASA Administrator Bill Nelson recently joined federal government and industry leaders at a White House event highlighting sustainable aviation and the administration’s focus on medium-…
Satellite Observations Near Key U.S. Ports Show Unusual Shipping Activity and Backlogs May Be Affecting Air Quality
Scientific Questions Arrive in Ports Satellite observations of nitrogen dioxide near key U.S. ports suggest that increased shipping activity and backlogs may be affecting air…
4 Reasons Americans Are Still Seeing Empty Shelves and Long Waits – With No End in Sight
Walk into any U.S. store these days and you’re likely to see empty shelves. Shortages of virtually every type of product – from toilet paper…
Waiting To Unload: Global Supply Chain Disruption Visible From NASA Satellites
The pandemic has disrupted global supply chains and markets in ways that have led to backlogs of cargo ships at key ports. Booming demand for…
New Research Examines COVID-19 Spread on School Buses
Although in-school transmission of COVID-19 among K-12 students is low when safeguards are in place, the risk of acquiring COVID-19 during school bus transportation is…
It’s Electrifying! How Earth Could Be Entirely Powered by Sustainable Energy
Can you imagine a world powered by 100% renewable electricity and fuels? It may seem fantasy, but a collaborative team of scientists has just shown…
Aviation’s Contribution to Cutting Climate Change Likely to Be Small – Non-CO2 Effects Important
Although the emissions targets for aviation are in line with the overall goals of the Paris Agreement, there is a high likelihood that the climate…
Pathogenic Invasions: Changing Community Networks Impact Disease Spread
The COVID-19 pandemic has made clear the importance of understanding precisely how diseases spread throughout networks of transportation. However, rigorously determining the connection between disease…
Environmental Trade-Offs of Autonomous Vehicles: Convenience Will Likely Come at a Cost
Optimistic predictions expect reliable autonomous vehicles to be commercially available by 2030, at a time when mobility is undergoing a profound shift away from traditional…
Ultra HD 3D Holographic Head-Up Display Could Improve Road Safety
Researchers have developed the first LiDAR-based augmented reality head-up display for use in vehicles. Tests on a prototype version of the technology suggest that it…
Hybrid-Electric Plane Concept May Reduce Aviation’s Air Pollution Problem
Proposed design could reduce nitrogen oxide emissions by 95 percent, a new study finds. At cruising altitude, airplanes emit a steady stream of nitrogen oxides…
Where to Sit in a Car and Which Windows to Put Down to Prevent COVID-19 Transmission
Airflows inside passenger cars and implications for airborne disease transmission. A new series of computational fluid dynamics simulations suggests that, for two people who must…
Smarter Traffic Signs With Doppler Radar, Traffic and Weather Sensors for Real-Time Driver Alerts
Smart traffic signs combining Doppler radar and video with acoustic and weather sensors can track traffic volume and alert drivers in real-time to hazards ahead….
