While blue light boosts alertness and supports memory, excessive exposure in the evening can interfere with melatonin production, making it harder to fall asleep.

It’s accompanied by a “blue shift,” where the count sways toward Democrats as provisional, absentee and mail-in ballots are tallied in the following days. The trend notably occurred in 2020 ...

In Jan. 2016, Apple introduced a new iOS option called Night Shift. It reduces the blue light emitted by your phone/tablet's display, which should, ideally, reduce the strain on your eyes while ...

This is called the red shift. Light wavelengths from an object emitting light are compressed by movement towards the observer. This is called the blue shift. Edwin Hubble was an American ...