Companies Rush to Close Daring Deals Under Trump

Companies are seizing on what many say is perhaps the most favorable regulatory environment for businesses in years.NextEra Energy, led by John Ketchum, its chief executive, and Dominion Energy announced their merger in May.

L Lauren Hirsch

South Korea’s KOSPI Soars 18%

South Korea’s KOSPI index has swung wildly because of both the enthusiasm and anxiety related to investing in the global artificial intelligence boom.South Korea’s benchmark index has whipsawed in recent days, surging a record 18 percent on Friday.

C Choe Sang-Hun

Amid Talk of a Party Switch, Fetterman Vows ‘Never’

Changing one’s affiliation is rare in the Senate, but it can have big consequences. John Fetterman of Pennsylvania says he is staying put as a Democrat.Senator John Fetterman, Democrat of Pennsylvania, at the Capitol this week.

C Carl Hulse

What Caused the Surge of Migrants From Morocco Into Ceuta?

Speculation has focused on lax Moroccan policing, attractive Spanish immigration policies and misinformation from human traffickers. In reality, experts said, it’s too early to know.A Spanish soldier keeping watch on Friday at the Spanish-Moroccan border.

J Jonathan Wolfe

Ukraine’s Strike on Iranian Ship Shows How Two Wars Could Spiral

Iran sent military aid to Russia for its war against Ukraine. Now the question is whether that conflict and the U.S.-Israeli war against Iran are converging.President Volodymyr Zelensky of Ukraine at the U.S. Capitol on Tuesday. Mr. Zelensky has tried to make the case that the wars in the Middle Eas

E Edward Wong

Trump Blames Minnesota, Not Iran, for Cyberattack, Despite Initial Investigation

President Trump claimed without evidence that Minnesota’s Democratic government was “behind” a cyberattack on the state’s own water systems. Investigators believe Iran is likely responsible.Gov. Tim Walz of Minnesota said President Trump’s attempt to blame him for the cyberattack “further illustrate

C Chris Cameron

Plug-In Solar Panels Are Starting to Sprout in U.S. Backyards

Ten U.S. states have legalized systems that can be plugged into standard wall outlets. The technology typically does not require permits or electricians.Alex Ottoboni with his balcony solar panel at his condo in the San Francisco Bay Area

I Ivan Penn and Claire Brown

What You Need to Know About Installing Plug-In Solar Panels

You can now buy panels that plug into electrical outlets, but there are some important safety issues to consider when picking and installing a system.Plug-in solar panels are as large as windows, and in Germany they are often installed on balconies.

I Ivan Penn and Claire Brown

Military Testosterone Policy Raises Questions About Its Links to Aggression

A new policy raises questions about testosterone’s effect on aggression in some men.Recent evidence points to a condition called “operator syndrome,” a pattern of medical problems, including decreased testosterone, that those who have served long stretches in special operations units are more likely

A Azeen Ghorayshi

G.O.P. Kills Bid to Expand I.V.F. Access in the Military

In a notable shift, Republican senators voted unanimously against a proposal to expand the military’s coverage of fertility treatments.Senator Tammy Duckworth, Democrat of Illinois, offered the provision for the defense bill that would have broadened the availability of in vitro fertilization for me

A Annie Karni

‘Adults’ Is Getting a New First Episode

Many viewers turned away from “Adults” after an over-the-top scene in the show’s first episode, so FX made a new one.From left, Owen Thiele, Lucy Freyer, Malik Elassal, Amita Rao and Jack Innanen in the first episode of Season 1 of “Adults” on FX.

J John Koblin