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Companies including Chevron Corp. , Quest Diagnostics Inc. and Ernst & Young LLP are pushing to narrow proposed cybersecurity rules from the Securities and Exchange Commission…

The Covid-19 pill from Pfizer Inc. failed to prevent symptomatic infections in adults who had been exposed to the pandemic virus, a late-stage study found. Pfizer said Friday…

SAN JOSE, Calif.—The criminal-fraud trial of former Theranos Inc. executive Ramesh “Sunny” Balwani was delayed Wednesday when a federal judge sent a packed courtroom home as a health precaution, citing a…

SAN JOSE, Calif.—The criminal-fraud trial of former Theranos Inc. executive Ramesh “Sunny” Balwani was delayed Wednesday when a federal judge sent a packed courtroom home as a health…

It’s Friday and you’ve got a scratchy throat and a mild headache. Time to play “Cold? Covid? Or Just Crazy?”—the only game more popular than Wordle. Or you could open up your medicine cabinet and power-on a small white box. Swab your nose…

Prosecutors have proposed a mid-September sentencing date for Theranos Inc. founder Elizabeth Holmes and said they don’t plan to pursue three charges that deadlocked the jury at her…

Biopharmaceutical firm Pardes Biosciences Inc. plans to spend a large chunk of the funds it raised through a public offering late last month on a pill it is developing to treat Covid-19, including on…

Elizabeth Holmes’s conviction on four counts of fraud for intentionally deceiving Theranos Inc. investors is far from the end of the startup founder’s legal fight.Instead, the Jan. 3 verdict is expected to…

SAN JOSE, Calif.—In their second week of deliberations, jurors in the trial of Elizabeth Holmes seized on what one juror described as two “smoking guns” that sealed the fate of the Theranos Inc. founder.Huddled in a fifth-floor courtroom,…

In their case against Elizabeth Holmes, prosecutors convinced the jury that the Theranos Inc. founder’s behavior leading the startup before it collapsed went far beyond the acceptable boundaries of Silicon…