Science & Tech

Put nuclear reactors in space within a few years, White House tells Pentagon

The push follows other Trump-administration efforts to expand nuclear power.

  • Thomas Novelly
Defense Systems

More Columbia-class submarines?

Sen. Tommy Tuberville floated the idea of fielding 16 instead of the planned dozen.

  • Lauren C. Williams
Threats

National Defense Strategy ‘falls short’ on nuclear, space threat: SASC chair

Russian space weapon is ‘very significant,’ head of U.S. Strategic Command says.

  • Thomas Novelly
Threats

The D Brief: Iran war spreads across Mideast; Trump: ‘Wars can be fought forever’; Iranian, US death tolls rise; State urges evacuations from 16 nations; And a bit more.

  • Ben Watson and Patrick Tucker
Threats

The D Brief: Anthropic says no to DOD; Afghanistan-Pakistan war; Ukraine tactics update; US laser downs DHS drone; And a bit more.

  • Ben Watson and Bradley Peniston
Threats

The D Brief: Sentinel’s progress; Buildup near Iran; Canada’s decoupling plan; Russia targets Ukrainian energy; And a bit more.

  • Ben Watson and Bradley Peniston
Threats

The D Brief: More maritime strikes, seizure; Warships off Haiti; US official hints at new nukes; Introducing ‘Fictional Intelligence’; And a bit more.

  • Ben Watson and Bradley Peniston
Threats

The D Brief: New START expires; Restoring a mil-to-mil tie; US, Iran to talk; CENTCOM hits ISIS; And a bit more.

  • Ben Watson and Bradley Peniston
Threats

Fears of a nuclear arms race rise as New START expires

Fading U.S. leadership has countries from Poland to South Korea thinking about nuclear-weapons programs of their own.

  • Patrick Tucker
Threats

The D Brief: US downs Iranian UAV; Army to host drone competition; Guardsmen in civvies at ICE jail; Hegseth threatens Scouts; And a bit more.

  • Ben Watson and Bradley Peniston
Threats

The D Brief: Trump plans oil seizure; US forces seize tanker; Greenland seizure floated; Experts pan Maduro seizure; And a bit more.

  • Ben Watson
Ideas

Trump’s new ‘battleship’ should not carry nukes

Producing a new nuclear missile for the Navy would leave us less safe.

  • Andrew C. Weber
Threats

The D Brief: Commandant’s ARG/MEU push; Army acquisition reform; B-21, ICBM projects; ‘DoW’ price tag; And a bit more.

  • Ben Watson and Bradley Peniston
Threats

The D Brief: Acquisition reforms; SecDef’s purge; Army’s million-drone plans; Shutdown deal?; And a bit more.

  • Ben Watson
Threats

Defense One Radio, Ep. 198: Jon Wolfsthal and “A House of Dynamite”

A veteran of the National Security Council shares what the movie got right and wrong on U.S. missile defense and nuclear command and control.

  • Defense One Staff
Threats

The D Brief: Acquisition-reform draft; US pitches Gaza force; Nuke-test differences; Vietnam’s fake islands; And a bit more.

  • Ben Watson, Thomas Novelly and Bradley Peniston
Threats

The D Brief: Venezuela targets picked?; STRATCOM nom pressed on tests; USAF fighter plan; New Guard quick-reaction forces; And a bit more.

  • Ben Watson and Bradley Peniston
Threats

STRATCOM nominee takes heat hours after Trump’s nuclear-test bombshell

In and around Vice Adm. Richard Correll’s confirmation hearing, senators criticized the president's new interest in testing.

  • Lauren C. Williams
Threats

The D Brief: New nuke tests?; Pushback on European drawdown; Arms-export overhaul expected; Marines axe planned regiment; And a bit more.

  • Ben Watson
Threats

The D Brief: Hurricane evacuation; B-1s off Venezuela; DOD civs fret amid shutdown; Plutonium for sale; And a bit more.

  • Ben Watson and Bradley Peniston
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