Can the two bitter enemies control a new cycle of escalation?

This week's attack is the worst since 2019

The president may test legal bounds as he tries to sway Jerome Powell

He says his power over immigration overrides the First Amendment

The country decides defence and infrastructure are worth borrowing for

Better batteries, cleaner bioplastics and more powerful semiconductors await

At an emergency meeting in Paris, there are splits on sending troops to Ukraine 

US Defence Secretary Pete Hegseth says it is "unrealistic" for Ukraine to return to its pre-war borders, and Ukraine would not be admitted to NATO

The success of cheap Chinese models threatens America's technological lead

Donald Trump is the first president in more than 100 years to call for new American territory—including Mars