Two mathematicians have proved that a straightforward question—how hard is it to untie a knot?—has a complicated answer.

If you have credit cards, loans, and a savings account, the recent cut by the Federal Reserve on short-term interest rates ...

Trump is clearly “itching to get out of the shutdown in a way that does not require him to work with Democrats,” Semafor said ...

Spirit Airlines’ financial struggles have forced its pilots and flight attendants to take a pay cut.

Airfare hunters scan for bright yellow deals. This week, the story shifts. Spirit Airlines is cutting 150 salaried jobs...

The FAA and airlines will work together to determine what flights will be cut, and airlines will notify passengers directly.

The Federal Aviation Administration will reduce flight capacity by 10% at 40 major airports across the country, officials ...

Advocates say Senate Republicans are refusing to act on Pennsylvania's budget until the governor agrees to leave the Regional ...

"We have more evidence." Researchers make surprising discovery after taking closer look at solar farms: 'Pretty exciting' ...

Details in the files are reportedly even more damning for Donald Trump than previously indicated—and it was already bad.

Santa Rosa City Schools must cut $2.8 million this year to avoid a state takeover — and find another $23 million in savings ...

Some point to his viral social media clips. Some say it’s the dimples. But Mamdani won with a disciplined campaign across all ...