Celebrate Pi Day and read all about how this number pops up across math and science on our special Pi Day page. Grab something circular, like a cup, measure the distance around the circle, and divide ...

Divide any circle’s circumference by its diameter and you get pi. But what, exactly, are its digits? Measuring physical ...

Twenty-one-year-old Denise Amber Lee was abducted from her Florida home in broad daylight in 2008. If it weren't for a ...

The Wall Street Journal thinks Iran can't make rational choices in its strategic calculus. But Tehran has done so for nearly 25 years.

The murder of Denise Amber Lee in Florida exposed the vulnerabilities of the 911 system nationwide and led to reform within ...

Investigative journalist Jeremy Scahill on the "Breaking Points" podcast talks about Iran's interest in continuing the war ...

The question echoing through Beijing’s diplomatic and political circles is whether U.S. President Donald Trump will show up ...

A tanker anchored near a port in the United Arab Emirates was hit by a projectile early Tuesday, the first strike on a ship ...

Iranian state media confirmed the killings of Ali Larijani, who had served as Iran’s de facto leader recently, and a militia ...

This dismissal, occurring just as the mandatory five-year “Sunset Review” of these duties begins, marks a decisive pivot ...

Bayraktar K2 is more than a new loitering munition. It is a strategic response to the concepts that modern warfare has pushed ...

This is an audio transcript of the FT News Briefing podcast episode: ‘US shale producers not yet tempted by $100 oil’ ...