In Demon Slayer, Kyojuro Rengoku is that sort of character that is so unforgettable despite having only one major arc.

Sego Innovations launched the world’s first origami solar cell design, which opens new possibilities for solar energy usage. This new technology lets people create solar power from anywhere using its ...

Division of Physical Biology Department, CAS Key Laboratory of Interfacial Physics and Technology, Shanghai Institute of Applied Physics, Chinese Academy of Sciences, Shanghai 201800, China University ...