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Entrepreneurs and researchers are looking for ways to bring the cost of eye care down in the developing world. One group is working on technology that turns a smartphone into an eye exam machine, while another has developed glasses with liquid lenses that change prescriptions with the help of a pump.

The joint demonstration between the U.S. Navy's Blue Angels and the Air Force's Thunderbirds took place early Tuesday afternoon over New York City, Newark and Trenton, N.J., and Philadelphia.

For now, the court will be evenly divided between conservative and liberal justices. In the next week, the Court will hear cases involving endangered species, the death penalty and immigration law.

Among the first to be remembered is 9-year-old Antonia Candelaria, one of 7 children killed at their elementary school. She and her best friend, Emily Conatzer, were holding on to each other when they both died.

"We are in a period of epidemic growth," Prime Minister Jean Castex said. "We want to do everything to avoid a new lockdown." The order goes into effect Friday.

This year's Super Bowl will be held in the most technologically advanced stadium in the world. FBI special agent John Lightfoot talks to NPR's Rachel Martin about the threat of cyber attacks.

How reliably can we find the fakes? A new study says the more forgeries people come across, the better they are at spotting them. But there are multiple traps that can cloud screeners' judgment.

Homeland security adviser Tom Bossert says that after careful investigation, the U.S. is sure Pyongyang carried out an attack that caused "havoc and destruction" in May.

This vote marks the most serious challenge yet to the rule of President Yahya Jammeh. The president has ruled for 22 years since he led a coup, and has a dismal human rights record.

The White House says drug deaths linked to a mix of synthetic drugs including fentanyl and xylazine — also known as tranq — are a major public health threat. The drug cocktail is spreading fast.