Leaders of the union representing government workers say their battle is galvanizing but also alarming. “It’s insulting to say,” one said, “that we are lazy.”

“You have to laugh to keep from crying,” one Republican pollster said about recent comments by the billionaires on the stock market, retirement funds and Social Security.

In Washington, President Trump lavished praise on Prime Minister Giorgia Meloni of Italy. He also accepted her invitation to visit Rome.

President Trump on Thursday escalated his long-running attack on the Federal Reserve, by lashing out repeatedly at the head of the nation’s central bank, Jerome H. Powell, for not doing enough to fortify the economy as the effects of tariffs take …

The blanket tariffs, once considered extreme, still threaten to harm world trade and make everything more expensive for businesses and consumers.

Bats are not only masters of aerodynamic flight — they’re skillful at multitasking while flying, too.

Active since last week, the shower is formed from a comet’s debris and is forecast to produce the most fireballs overnight.

The glowing object was a bolide, fireballs that explode in a bright flash, according to experts. It streaked across Mexico’s predawn skies on Wednesday.

An expedition spotted a baby of the species in the South Sandwich Islands. This cephalopod can grow to more than 20 feet and has proved elusive in its deep-sea environs.

A lapel pin in the likeness of President Trump, worn by the chairman of the F.C.C., raises some questions.