But Delta Air Lines lobbied to expand flights at National to compete with Dulles. Delta went so far as to create its own nonprofit, the Capital Access Alliance, that mounted a lobbying and social ...

Flight disruptions often stem from uncontrollable factors like weather or mechanical issues, but a recent Delta Air Lines flight was canceled after the flight crew accidentally deployed an ...

Below, we guide you through the five primary Greeks—delta, gamma, theta, vega, and rho—explaining what each tells you, how they interact, and why they matter when you're trading options.

Earlier this afternoon, hundreds gathered at Armory Park in Tucson to protest the decision, holding signs with messages like “Defend Immigrant Families” and chanting “¡Estamos en la lucha!” ...

This year marks the tenth anniversary of when Tucson became the first city in the US to be named a Unesco City of Gastronomy, joining the ranks of Parma, Italy; Chengdu, China; and Lyon ...

The gamma-delta neutral spread may be the best middle ground when searching for a way to exploit time decay while neutralizing the effect of price actions on your position's value. In this article ...

The Alpha Delta Phi fraternity is still on interim suspension for an alleged hazing incident despite an appeal and an internal, third-party investigation that pointed blame at a pair of members.

Microsoft has unveiled Phi-4, a 14-billion-parameter open source language model that is reshaping the landscape of compact AI systems. Designed with a focus on tackling complex reasoning tasks ...