PeV — has been detected by the underwater KM3NeT telescope, marking a pivotal moment in astrophysics. This tiny but powerful ...

Physics is the search for and application of rules that can help us understand and predict the world around us. Central to physics are ideas such as energy, mass, particles and waves. Physics ...

Radio astronomers use completely different techniques to watch objects within the radio-frequency spectrum. Instruments might simply ... of the diameter of "objective" in the ratio to the wavelength ...