The euro has stumbled to a 17-month low against the US dollar on concerns about France's ability to bring its public finances in order. The currency has dropped nearly 7 percent from its peak in late January. Meanwhile, global oil prices have fallen despite ongoing tensions around the Arabian Peninsula, after the G7 agreed to release up to 100 million barrels from strategic reserves and oil flows from the Persian Gulf returned to pre-war levels.

Faced with a president who has called global warming a hoax, officials have filed dozens of suits against oil companies to try to cover the costs of extreme weather.

We asked 100 scientists about unsolved problems in their fields. They sent back provocations — on the origins of life, the possibilities for human progress and much more.

Dorm Room Fund, a program that lets college students invest in their peers, raised a new $50 million fund as the competition for young founders ramps up.

Rising borrowing costs are taking a toll on households and businesses. But they are doing little to dampen enthusiasm for investments in A.I. infrastructure, which are contributing to inflation.