Azita Ghahramani worried she wouldn’t survive Covid-19 because of her health conditions, including high blood pressure. So she and her husband …

The 2015 Paris climate agreement called on nations of the world to preserve forests and other ecosystems that store carbon. But forests continue …

A new idea is gaining currency among some politicians and policymakers in Washington: The United States is in a “Cold War” with China. It’s a bad …

Elon Musk doesn’t think visionaries like him should pay taxes the way little people do. After all, why hand over his money to dull bureaucrats …

SAN JOSE, Calif. — In 2014, Dan Mosley, a lawyer and power broker among wealthy families, asked the entrepreneur Elizabeth Holmes for audited …

This article is part of the On Tech newsletter. Here is a collection of past columns. America’s smartphone market is stuck. More than 70 percent …

LONDON — On its face, the nasty squabble that broke out last week between Britain and France was over the fishing rights of a few dozen French …

Europe is again experiencing near-record levels of coronavirus infections, and could experience half a million Covid-related deaths in the next …

A federal judge on Thursday rejected Jeff Bezos’ latest legal attempt to overturn NASA’s multibillion-dollar moon lander contract with Elon Musk …

American astronomers on Thursday called for the nation to invest in a new generation of “extremely large” multibillion-dollar telescopes that …