But laboratories in many states appear to underreport concentrations of contaminants, a Wall Street Journal analysis found. A disproportionate share of the samples were reported to contain levels ...

Gerry Baker is Editor at Large of The Wall Street Journal. His weekly column for the editorial page, “Free Expression,” appears in The Wall Street Journal each Tuesday. Mr. Baker is also host ...

Tallying votes is expected to go into the wee hours, but please come back to WSJ Opinion in the morning for more commentary on the final results as they arrive.

Peggy Johnson, Agility Robotics CEO, sits down with WSJ’s Joanna Stern to discuss Digit, her company’s new humanoid robot. How could humanoid robots reshape the workplace? Joanna Stern ...

As the world warms, it’s getting harder—and more expensive—to beat the heat. But architects, designers and homeowners are looking for ways to keep homes comfortable without air conditioning ...

The Wall Street Journal relies on vote-counting services from the Associated Press for vote tallies on Election Day. The AP has counted the vote since 1848 and uses its data to call winners ...

Super Micro Computer SMCI12.25%increase; green up pointing triangle says it would be selling a lot more servers—if only it had Nvidia’s NVDA 2.25%increase; green up pointing triangle latest ...

Dalvin Brown is a Personal Tech reporter at The Wall Street Journal and host of a tech YouTube channel. Dalvin previously covered innovation for the Washington Post, and before that wrote about ...

WSJ’s Molly Ball and Vivian Salama examine the moments that mattered most during his campaign. Photo: Evan Vucci/Associated Press It might take some time to complete all the results, but based ...

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At WSJ’s Tech Live, actor Joseph Gordon-Levitt said that while he thinks humans will still make great art, he worries that AI will inundate people with ‘mind-numbing’ content. Photo ...

Free Expression: If punishing the Democratic Party means rewarding Donald Trump, that’s a bargain the voters may prove willing to strike. Photo: AP Photo/Evan Vucci Donald Trump, meet Grover ...