You can hold plutonium in your hand, but it has the potential to destroy entire cities. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Plutonium ...

Normally, materials expand when heated. Higher temperatures cause atoms to vibrate, bounce around and take up a larger volume. However, for one specific phase of plutonium—called delta-plutonium—the ...

A plan to dilute and dispose of excess plutonium dating back to the Cold War was frozen by an executive order President Donald Trump issued late last month. Instead, the order directs Energy Secretary ...

Workers in Los Alamos National Laboratory’s plutonium facility tracked contamination throughout a waste staging area, according to a Defense Nuclear Facilities Safety Board report this month, alarming ...

Opinions differ on whether the half ton of weapons-grade plutonium secretly shipped by the U.S. government to the Nevada National Security Site could impact residents’ health and the environment.

WASHINGTON – A half-metric ton of weapons-grade plutonium secretly shipped into Nevada has been removed four years early under federal court order and an agreement reached by U.S. Sen. Catherine ...

This is the second story in a series about Sentinel, the Air Force’s nuclear missile modernization project. Other stories touch on the challenges in the surrounding communities near Sentinel ...

An unknown amount of radioactive nuclear material that was stolen from the rental car of two Department of Energy security experts in San Antonio more than a year ago is still missing, according to a ...

Sometime in 2018, a cache of defense plutonium was clandestinely shipped from the Savannah River Site south of Aiken to the Nevada National Security Site, an installation near Las Vegas that has for ...

The Department of Energy (DOE) has called for 42 actions to correct safety deficits that led to a series of radioactive releases during demolition of the now-closed plutonium processing facility at ...

Exclusive-Trump Plans to Make Cold War-Era Plutonium Available for Nuclear Power By Timothy Gardner WASHINGTON (Reuters) -The Trump administration plans to make available about 20 metric tons of Cold ...