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In Southern California, pollutants from wildfire smoke caused up to a 10% increase in hospital admissions. Researchers say there's a need for better air monitoring and public health programs.

The Electric Reliability Council of Texas CEO Bill Magness was removed from his post Wednesday. He informed the organization he will not accept his $800,000 severance.

The third COVID-19 vaccine authorized for use in the U.S. requires one shot instead of two, and works a slightly different way from the others. Here's what we know about its safety and effectiveness.

The Capitol Police is alert for a possible attack from militia members. There are currently 5,200 Guard members in the Capitol following the Jan. 6 attack on the Capitol building.

Trump appointee Michael Pack hoped to fire top executives who challenged him at the U.S. Agency for Global Media. When he couldn't, Pack paid a high-profile law firm millions to investigate them.

The new changes come after leaders agreed to narrow the income eligibility for those getting the next round of stimulus checks, as some moderate Democrats wanted. GOP amendments are expected to fail.

It's the first country to receive free vaccines from the COVAX program. But that shipment of 600,000 can't protect a nation of 30 million. And conspiracy theories about the vaccine are swirling.

Oil prices have risen remarkably over the last few months. Now the powerful oil cartel is keeping a lid on supply in an attempt to push crude prices even higher.

The court's 5-to-3 ruling came in the case of a man who had lived in the U.S. for 25 years but who had used a fake Social Security card to get a job as a janitor.

Movie theaters in New York City are reopening after nearly a year. And the decisions has consequences for the entire globaly output of Hollywood.