We aren’t sure if [Looking Glass Universe] didn’t trust the accepted number for Planck’s constant, or just wanted the experience of measuring it herself. Either way, she took some LEDs and worked out ...

Editor's note: This article contains spoilers for the Netflix original series "Stranger Things." Season 3 of the Netflix hit series "Stranger Things" continues to prove the show's appreciation for ...

ADVANCES in fundamental theory have often been guided by the principle that reliance is to be placed on the most directly observed quantities, that is, those involving least theoretical assumptions.