Study participants wore trackers on their wrists to measure their activity levels and sleep patterns. We found that people exposed to more hours of blue light in the morning had better sleep and more ...

It was around 1870 when the British physicist John William Strutt, better known as Lord Rayleigh, first found an explanation ...

There was an opportunity Thursday night to catch the March 2025 "Blood Moon," a phenomenon that colors the full moon in ...

In short, the sky looks blue because the blue portion of sunlight ... in mind as you decide what color shirt to wear tomorrow morning. Daniel Freedman is Dean of the College of Science ...