Hiker discovers body of missing New Mexico nuclear lab worker, police say

A hiker discovered remains of Melissa Casias, a missing Los Alamos lab worker tied to a…

Iran issues blunt nuclear ultimatum as tensions spike with Trump and more top headlines

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Trump to convene top-level Situation Room meeting on Iran with no nuclear deal in sight and more top headlines

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Trump warns Iran’s ‘clock is ticking’: Move ‘fast’ or ‘there won’t be anything left’

President Donald Trump issues stern warning to Iran on Truth Social, saying the clock is ticking…

US ramps nuclear weapons production to Cold War levels as China pursues ‘unprecedented’ buildup

The U.S. is producing nuclear weapons at levels not seen since the Cold War, Energy Secretary…

North Korea updates constitution to require automatic nuclear strike if Kim Jong Un is assassinated: report

North Korea's revised constitution reportedly requires an automatic nuclear strike if Kim Jong Un is killed,…

Experts warn Trump administration any Iran deal must close plutonium pathway to nuclear bombs

Experts warn any new Iran deal must ban plutonium reprocessing and expose covert pathways to nuclear…

Trump warns Iran what will happen if deal is not reached to end war and more top headlines

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‘No credibility’: Obama’s top Iran negotiator torched by State Department after ripping Trump war plan

The State Department pushes back on former Obama Iran deal negotiator Wendy Sherman after she criticizes…

Work of scientists in ‘suspicious’ disappearances is prime target for hostile foes: retired FBI agent

Retired high-level FBI official says American nuclear scientist disappearances fit a suspicious pattern potentially linked to…

Work of scientists in ‘suspicious’ disappearances is prime target for hostile foes: retired FBI agent

Retired high-level FBI official says American nuclear scientist disappearances fit a suspicious pattern potentially linked to…

Slain Iranian nuclear scientists raises alarm over uranium, expertise reaching black market

The killing of Iranian nuclear scientists in U.S.-Israeli strikes raises fears over nuclear proliferation as experts…

Tennessee governor signs nuclear family month resolution as critics push back on exclusions

Gov. Bill Lee signed a Tennessee resolution making June Nuclear Family Month instead of Pride Month,…

US general warns Russia may be developing nuclear anti-satellite weapon in orbit

U.S. Space Command chief says he is very concerned Russia may be developing a nuclear weapon…

Cold War bunker ‘waiting for Armageddon’ found beneath medieval castle in ‘perfect location’

Experts uncovered a lost Cold War nuclear bunker on the grounds of Scarborough Castle, a medieval…

Trump swings for moon with nuclear reactor plans as China, Russia team up in space race

The Trump administration released a memo detailing plans for a nuclear reactor on the Moon by…

Nuclear rockets, moon bases and NASA’s Mars plan

Nuclear rockets, moon bases and NASA’s Mars plan lead image

The race against time to destroy Iran’s illicit nuclear weapons program heats up amid fresh strikes

The IDF says it struck Iran's Arak heavy water plant, a key plutonium site, as experts…

North Korean dictator says government will keep cementing nation’s ‘irreversible status as a nuclear power’

North Korean figure Kim Jong Un said the government will bolster the nation's "irreversible status as…

Unauthorized drones detected over US Air Force base housing nuclear-capable B-52 bombers: military

Barksdale Air Force Base, which houses nuclear-capable B-52 bombers, detected unauthorized drones amid heightened U.S. Air…

Nuclear fusion advances, but challenges remain for power grid

Nuclear fusion energy could become commercially viable by the early 2030s as scientists work to replicate…

Iran’s hidden mountain nuclear site raises urgent threat, must be ‘neutralized’: reports

Andrea Stricker warns the U.S. must neutralize Iran's Pickaxe Mountain nuclear site and secure uranium stockpiles…