As he prepares for his second inauguration, Donald Trump faces a great many challenges, but responding to the deadly attack in New Orleans shouldn’t have been one of them. On the contrary, this ...
India has set a 500 GW non-fossil fuel energy capacity target by 2030 At the end of 2024, non-fossil fuel energy capacity was around 215 GW ...
Conventional quantum mechanics didn't have such transitions, and Dirac's relativistic Schrödinger equation ... calculate the self-energy, and it's easiest via Feynman diagrams.