Archives for April 13, 2016

“It’s ironic: in order to observe the Sun, you need to go kilometers underground.” -Art McDonald Imagine you finally thought you understood how the Sun worked: how light elements fused into heavier ones, emitting energy in the process. And when you finally completed your calculations, you got nuclear physics results that matched what you observed…

“There was a long history of speculation that in quantum gravity, unlike Einstein’s classical theory, it might be possible for the topology of spacetime to change.” -Edward Witten Quantum gravity is one of the holy grails of physics, and showing that gravitation is an inherently quantum force would be a tremendous step towards validating our…