China’s high-speed bullet trains like this one at a station in Beijing are a significant factor in boosting electric vehicle sales, a new research paper says.
(Image: iStock/Nikada)
Tracing the connections between Chinese high-speed rail and electric vehicle sales
“Range anxiety” from electric vehicle owners can be alleviated by alternative transportation methods such as high-speed rail, Penn research shows.
Measles is unlike other viruses: What to know about long-term complications
E. John Wherry of the Perelman School of Medicine says that relearning viral immunity can lead people to be especially prone to other infections right after measles.
If you think the current outlook is bad, just wait until the White House can’t find anyone to buy its debt, warns Ray Dalio
Joao Gomes of the Wharton School says that traditional buyers of U.S. national debt, such as China and Japanese investors, are beginning to sell the debt instead.
Google’s Gemini robotics AI model reaches into the physical world
A team of roboticists at Penn showed that “jailbreaks” can cause AI models to misbehave, with unexpected and serious consequences when the model operates a robot.
EPA to review landmark 2009 finding that greenhouse gases are a danger to public health
According to Michael Mann of the School of Arts & Sciences, overwhelming scientific evidence indicates that climate change is the greatest threat faced today.
School cell phone bans: Annenberg expert reframes the issue
PIK Professor Desmond Upton Patton discusses school cell phone bans, how communities can encourage the safe use of smartphones, and the importance of embracing the positive aspects of life online.
Students honored for excellence in preventive dentistry
Two fourth-year Penn Dental Medicine students, Hind Aljarahi and Kendra Domotor, have been recognized for their academic excellence in preventive dentistry as recipients of the 2024–2025 ADEA/Haleon Preventive Dentistry Scholarships.
Untangling copyright, publication, and the public domain
According to the Copyright Act of 1909, a work enters the public domain 95 years after it was published. But what does "published" mean? Stephen Wolfson, assistant general counsel and copyright advisor at Penn Libraries explains how the question is more complicated than it seems.
