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 ...

In 1845, physicist Michael Faraday provided the first direct evidence that electromagnetism and light are related. Now, it turns out that this connection is even stronger than Faraday imagined. In his ...

Scientists from the University of Sharjah and the Warburg Institute are poring over the writings of an 11th-century Arab-Muslim polymath to demonstrate their impact on the development of optical ...

Purdue faculty dedicate countless hours to exploring the frontiers of their respective fields, pushing the boundaries of knowledge and contributing to the ever-evolving landscape of academia. To ...

The Cosmic Microwave Background carries with it a record of events throughout the 13.8-billion-year history of the universe. When you purchase through links on our site, we may earn an affiliate ...

Three thought experiments involving “demons” have haunted physics for centuries. What should we make of them today?

The speed of light is a fundamental constant, approximately 299,792,458 meters per second. It's the same for all observers and hasn't changed measurably over billions of years. Nothing can travel ...

An international team of physicists has cooked up with a new theory that could allow for objects to travel faster than the speed of light — and while they say it wouldn’t technically violate the laws ...