Tiny discs can levitate in the upper atmosphere using sunlight alone
An illustration of solar-powered levitating discs Schafer et al. Nature Fingernail-size discs that levitate in sunlight could someday carry sensors…
An illustration of solar-powered levitating discs Schafer et al. Nature Fingernail-size discs that levitate in sunlight could someday carry sensors…
The jacket is thicker when dry (left) and thinner when moist (right) Xiaofeng Jiang/Nanjing University of Aeronautics and Astronautics 2023…
Can we broadcast quantum information? Weiquan Lin/Getty Images Sharing quantum information the same way we broadcast TV or radio programs…
Some people who take part in online research projects are using AI to save time Daniele D’Andreti/Unsplash Online questionnaires are…
Solar flares can be a threat to GPS and communications satellites NASA/SDO/AIA An artificial intelligence model trained on NASA satellite…
“I cycle everywhere in London…” Richard Baker/In Pictures via Getty Images Having plied their trade in several US and Chinese…
In 2024, 2.6 billion people – nearly a third of humanity – remained offline, the International Telecommunication Union (ITU) reported.…
An earlier prototype of Jiuzhang 4.0, the quantum computer that achieved quantum advantage Chao-Yang Lu/University of Science and Technology of…
Can we add quantumness to the internet to make it more secure? NicoElNino / Alamy The US military has launched…
Prototype electronics can be made from a polymer that dissolves in water when it is time for recycling Zeyu Yan/University…