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Tech Xplore / Robots use radio signals and AI to see around corners
Penn Engineers have developed a system that lets robots see around corners using radio waves processed by AI, a capability that could improve the safety and performance of driverless cars as well as robots operating in cluttered ...
Phys.org / Bird guano powered rise of Chincha Kingdom in Peruvian Andes, archaeologists find
New archaeological evidence reveals that seabird guano—nutrient-rich bird droppings—was not only essential to boosting corn yields and supercharging agriculture in ancient Peru, but it may have been a driving force behind ...
Medical Xpress / HPV cancer vaccine slows tumor growth and extends survival in preclinical model
Throughout the past decade, Northwestern University scientists have uncovered a striking principle of vaccine design: Performance depends not only on vaccine components but also on vaccine structure. After proving this concept ...
Phys.org / Swarms of AI bots can sway people's beliefs, threatening democracy
In mid-2023, around the time Elon Musk rebranded Twitter as X but before he discontinued free academic access to the platform's data, my colleagues and I looked for signs of social bot accounts posting content generated by ...
Phys.org / Sophie Adenot, the second French woman to fly to space
When she was growing up, Sophie Adenot plastered her childhood bedroom with posters of rockets launching from Cape Canaveral.
Tech Xplore / A forgotten battery design from Thomas Edison—how scientists helped reimagine it
A little-known fact: In the year 1900, electric cars outnumbered gas-powered ones on the American road. The lead-acid auto battery of the time, courtesy of Thomas Edison, was expensive and had a range of only about 30 miles. ...
Phys.org / Wearable sensor can detect dangerous ammonia gas through color and electronics
Ammonia (NH3)—the second-most-produced chemical globally—has proven to be highly important in furthering human civilization over the centuries, both in terms of technological capabilities and innovation potential. It ...
Phys.org / Strike against mask wearing in 1930s echoed COVID-19 protests, study finds
New research from The University of Manchester has shown that debates and resistance about wearing face masks go back a lot further than the COVID-19 pandemic. Dr. Meng Zhang, a Wellcome Trust Research Fellow at the University's ...
Phys.org / Biofilm made from fish skin could be a sustainable alternative for food packaging
Using the skin of an Amazonian fish known as tambatinga as the raw material, researchers at the University of São Paulo (USP) and EMBRAPA Pecuária Sudeste—a decentralized unit of the Brazilian Agricultural Research Corporation ...
Tech Xplore / What chatbots can teach humans about empathy
Over half of U.S. adults are using large language models (LLMs)—such as ChatGPT, Gemini and Copilot—in some capacity. Whether using artificial intelligence to create grocery lists, turn oneself into a Muppets character ...
Phys.org / Rules of unknown board game from the Roman period revealed
Researchers have used AI to reconstruct the rules of a board game carved into a stone found in the Dutch city of Heerlen. The team concludes that this type of game was played several centuries earlier than previously assumed.
Medical Xpress / A hidden neuron 'gatekeeper' may shape Alzheimer's buildup of amyloid-beta
Brain cells are constantly swallowing material from the fluid that surrounds them—signaling molecules, nutrients, even pieces of their own surfaces—in a process known as endocytosis that is essential for learning, memory ...
