US

Scientists have linked the deaths of three US presidents to the same surprising cause

VIDEO: Many historians will tell you it was pneumonia that killed President William Henry Harrison. The popular belief is that he developed the infection after catching a cold while delivering his exceptionally long inaugural address. But a recent study reexamined the journal of Harrison's physician, and determined it was actually something else that killed Harrison -- and two of his successors.
Scientists have linked the deaths of three US presidents to the same surprising cause
US

How ISIS makes over $1 billion a year

VIDEO: ISIS is not only one of the most threatening terrorist organisations in the world -- but also one of the richest, raising hundreds of millions of dollars a year. A report from the UK Treasury outlines just how terrorist groups like ISIS and Al Qaeda are funded.
How ISIS makes over $1 billion a year