Authorities in Santa Monica, California, fatally shot a mountain lion Tuesday, acting on public safety concerns after it tried to escape from an office building courtyard in the city.

Catherine Crump says the poorly understood relationship between cellphone companies and police raises grave privacy concerns

The Ronald Reagan Presidential Foundation threatened legal action over the online sale of a vial purportedly containing dried blood from the former president following a 1981 assassination attempt.

Two men accused of murdering an Irish teacher on her honeymoon last year pleaded not guilty when they appeared in court in Mauritius on Tuesday, police on the Indian Ocean island said.

It will cover 2.8 million square feet and have its own power plant inside its massive, gleaming circular design.

A passenger who said she had a surgically implanted device inside her prompted a security scare that led to the diversion of a North Carolina-bound jet, officials said.