The Ben Franklin Bridge and the Philadelphia skyline turned the color teal Tuesday night in recognition of Tourette Syndrome ...

An international team of astronomers has successfully demonstrated a new technique to observe especially faint black holes by ...

New technology is going online this week along the Peninsula that may shorten the commute up and down Highway 101.

But when scientists peer very far back, they find conundrums. JWST observations of the distant past are at odds with ...

The speed of light is the fastest anything can travel. What happens to a photon from a galaxy 25 million light years away on ...

Fourteen red-light cameras have returned to dangerous Tempe intersections. A decade ago, I would have applauded. Not today.

Traffic along Peach Street is set to improve with the installation of new AI traffic light technology, part of the nearly $1 ...