The newly released book "The Day of Islam: The Annihilation of America and the Western World," paints a frightening picture of al-Qaida's nuclear ambitions.
FBI Official Believes Attack Could've Been Worse Than 9/11.
Cancer research is in a serious crisis.
Commercial satellite imagery shows Iran is building a new tunnel complex inside a mountain near a major nuclear site.
Iran's president said on Sunday the Lebanese and the Palestinians had pressed a "countdown button" to bring an end to Israel.
President Putin has warned the US that its deployment of a new anti-missile network across Eastern Europe would prompt Russia to point its own missiles at European targets.
U.S. counterterror officials are warning of an increased risk of an attack this summer, given al-Qaida's apparent interest in summertime strikes and increased al-Qaida training in the Afghan-Pakistani border region.
Did the attackers simply fail to make a bigger device, or is this al-Qa'ida's new way of igniting fear on the streets?
Official Cites Resemblance to Warnings and Intelligence Before 9/11 –A secret U.S. law enforcement report, prepared for the Department of Homeland Security, warns that al Qaeda is planning a terror "spectacular" this summer, according to a senior official with access to the document.
Pentagon details China's new military strategies The Pentagon's forthcoming annual report on Chinese military power will reveal a growing threat from Beijing's new forms of power projection, including anti-satellite weapons and computer network attack forces.