Russia's submersible drone, known to Russia as Poseidon and to the U.S. as Kanyon, may change nuclear warfare as we know it.
Are Donald Trump and Kim Jong Un serious about denuclearization or will they play the same games as their predecessors?
Ahead of a possible meeting with Donald Trump, North Korean supreme leader Kim Jong Un said he no longer needs to test nuclear weapons and ballistic missiles.
The RS-28 Sarmat weighs around 220 tons and can carry a nuclear warhead large enough to destroy Texas.
National security adviser John Bolton's arrival at the White House increases the chances of a harder line on Iran.
Despite peace talks on the Korean Peninsula, Russia says the U.S. is risking a war with military exercises and "maximum pressure" against Kim Jong Un.
If Trump insists on meeting, he must be prepared either to agree to a long negotiating process that will play into Kim's hands, or to admit failure, and consider military force.
New satellite imagery shows a significant slowdown in activity at North Korea's Punggye-ri nuclear test site, just as Kim Jong Un reached out to Trump.
Experts say John Bolton's appointment as national security adviser could lead to the next major U.S. war 15 years after he supported the invasion of Iraq.
The Pentagon needs 80 new plutonium cores per year by 2030 to sustain existing nuclear weapons.
The U.S. military increasingly views Russia as a foe, despite President Donald Trump's professed desire to forge a better relationship with Moscow.
Vote now, the contest ends soon.
Having reached out for potential investment with South Korea, Saudi Arabia is talking tough against Iran's "Hitler."
He evoked Soviet-era exaggeration in his recent address to the nation.
The Hwasong-14 and Hwasong-15 put the U.S. in North Korea's trajectory, so how easily will Kim Jong Un give them up?
The Columbia-class nuclear submarine fleet will enter service in 2031 and serve until 2085.
The spacecraft designed for the mission is called HAMMER.
Meeting is diplomatically risky, as leaders may have completely different ideas of what "denuclearization" means, experts said.
A small handful of private companies are making big bucks from the threat of nuclear war.