Creating good presentations has always been an important part of learning and teaching. Students use slides to explain ideas, ...

Abstract: In the global transition towards a clean, low-carbon energy structure, photovoltaic (PV) power generation emerges as a critical renewable energy source, facing challenges such as high ...

Trump rejected Maduro's requests for amnesty, sanction removal, sources say Maduro's safe passage offer expired, prompting US airspace closure, sources say Maduro proposed Delcy Rodriguez lead interim ...