Quantum mechanics and general relativity are fundamentally incompatible for reasons that relate to views of the world that simply cannot be reconciled. In general relativity, space and time are ...

The idea of time travel, and time loops specifically, have been a commonplace occurrence in media for well over 100 years. From novels about mad scientists and their time machines to waking up in the ...

This article has been updated to correct my confusion of loop corrections to quantum gravity with loop quantum gravity. Dark energy is the mystery du jour in cosmology. It is the name given to ...

A living cell is able to neatly package a big jumble of DNA into chromosomes while preparing for cell division. For over a century, scientists have been puzzled for decades on how the process works.

Astronomers using the Inouye Solar Telescope have captured the sharpest-ever images of a solar flare, revealing coronal loops as thin as 21 km wide. These threadlike plasma structures, imaged during ...