Defense Secretary Pete Hegseth has spoken about a range of issues in recent days — from testosterone to leak investigations — but he has said little about the war.

Federal investigators said a “crystal-like” substance in the bags looked like methamphetamine. A lawyer for the victim’s brother said it was salt.

Attribution science is advancing quickly, researchers said. That could support lawsuits seeking damages for severe events worsened by global warming.

Ontario’s minister for emergency preparedness has asked the federal government for help, including potentially deploying Canadian soldiers to the affected regions.

Someone used A.I. to write my biography. Thousands more of those books are polluting Amazon. Who is behind all this drivel?

Senator Thom Tillis of North Carolina made the stipulation during a Senate Judiciary Committee hearing on Thursday for witnesses to discuss Mr. Blanche’s nomination.

Our correspondent talked about the challenges of covering major news while under surveillance and filing his work without reliable internet access.

The president lacks not only a coherent strategic concept but an elementary understanding of what strategy is.

Academics, city leaders and congressional lawmakers number among the thousands to urge the Trump administration to reconsider a plan to assert more control over grants.

Researchers have made important strides in understanding and treating diffuse midline gliomas, which were long seen as a death sentence for the children and adolescents they affect.