One question in particular has vexed thinkers from Issac Newton to Albert Einstein: Is light a particle or a wave? "Whether light is a particle or a wave is a very old question," Riccardo Sapienza ...

The wave-particle duality is one of those essential pillars. Physics courses devote weeks to just introducing it – but there ...

That they are one and the same. That it is nonsensical to think of something, or even try to visualize that something as an individual “particle” or a “wave.” That the particle/wave ...

Our estimates of the size of a neutrino span from smaller than an atomic nucleus to as large as a few metres, but now we are ...