If the weather cooperates, the astronomical event April 8 could eclipse anything ever seen in Northeast Ohio. The last total solar eclipse visible here was in 1806. Over the past 218 years, there have ...

For thousands of years, getting light was a huge hassle. You had to make candles from scratch. This is not as romantic as it sounds. You had to get a cow, raise the cow, feed the cow, kill the cow, ...

Here is the history of light, according to physics. Beyond what we can touch, taste, smell, and hear, we experience the universe through light. But how did we come to discover light, and how did we ...

"This light is come" : myths of creation and first light -- "The thing you call light" : early philosophers from Greece to China -- "The highest bliss" : the ...