[caption id="attachment_55255818" align="alignnone" width="2052"] Pictured in this file image dated August 9, 2006, is retired colonel Sergei Skripal…

[caption id="attachment_55255828" align="alignnone" width="4585"] British Prime Minister Theresa May (L) and European Commission President Jean…

[caption id="attachment_55255847" align="alignnone" width="594"] U.S. President Donald Trump signs a proclamation on adjusting imports of steel into…

[caption id="attachment_55255919" align="aligncenter" width="5760"] US forces, accompanied by Kurdish People's Protection Units (YPG) fighters, drive…

[caption id="attachment_55255924" align="aligncenter" width="3882"] Russian President Vladimir Putin attends his New Year address to Russians in…

  [caption id="attachment_55255932" align="alignnone" width="5568"] Members of the emergency services in green biohazard encapsulated suits…

by Yasmine El-Geressi Professor Stephen William Hawking, whose theory of black holes altered the course of modern scientific thought, and whose…

[caption id="attachment_55255946" align="alignnone" width="4032"] IPhone 8 shown in an Apple store.(Getty Images)[/caption] by Alyson Krueger It…

[caption id="attachment_55252910" align="aligncenter" width="940"] National Security Adviser Stephen Hadley briefs the media June 26, 2008 at the…