Water utilities in Altadena and Pacific Palisades are undertaking an arduous process of repressurizing their underground pipelines, testing for contaminants and attempting to flush them out.

Asteroids that orbit close to the Earth inevitably cause us some anxiety due to the even remote possibility of a collision.

A Senate committee Thursday moved to advance a controversial fluoride bill after hearing from supporters and opponents and from those who assert systemwide injection of fluoride into drinking water ...