The launch from the Western Test Range at Vandenberg Space Force Base was part of routine testing of ICBMs randomly selected from existing stockpiles.

The test missile, dubbed GT 254, successfully landed approximately 4,200 miles away, at the U.S. Army Space and Missile Defense Command's Ronald Reagan Ballistic Missile Defense Test Site in the Marshall Islands.

Experts agreed if the U.S. resumed full nuclear weapons tests, other nations would do the same — giving them a chance to catch up on nuclear knowledge.

The US Air Force Global Command successfully launched an unarmed Minuteman III ICBM from Vandenberg Space Force Base in California, as part of a regular series of tests to verify the reliability

The U.S. conducts several intercontinental ballistic missile test launches each year to maintain its nuclear deterrent.

The story begins in 1962. Alarmed by the potential for accidental or unauthorized nuclear launches, President John F. Kennedy signed National Security Action Memorandum 160. This directive mandated the installation of security devices known as Permissive Action Links (PALs) on all U.S. nuclear weapons.

Let's break down the real science behind Netflix's new movie "A House of Dynamite," which imagines a nuclear attack on the U.S.

The Russian military claims to have flown its Burevestnik nuclear-powered cruise missile 8,700 miles over 15 hours.