Andrea Hsu

Scientists are trying to answer various questions about the coronavirus four months after the first confirmed case in the U.S.: why it spreads, who transmits it and where the spread is happening.

Indivar Dutta-Gupta, a co-executive director at the Georgetown Center on Poverty and Inequality, explains the U.S. unemployment insurance system's origins and role today.

The U.S. has reported far more cases of coronavirus than any other country. How did the country not see this coming as recently as late February? What went wrong with the messaging from the top?

The multibillion-dollar solar photovoltaic industry has roots in an unexpected place. More than 40 years ago, oil companies invested in solar research and development that have proved critical.

Solar energy has taken off across the U.S. As an African American working in the industry, Jason Carney wants to make sure minority communities don't miss out on the energy savings or the green jobs.

Solar is booming in Georgia, and it's not because of state mandates supporting renewable energy or concerns about climate change. Instead, powerful market forces are driving the growth.

The state has started to reduce overdose deaths by offering counseling and medication for opioid addiction in prison. Research finds the treatment helps inmates avoid relapse after release.

As the medical and mental health needs of people affected by Harvey become apparent, Texas has made it easier for out-of-state health workers to come lend a hand.

During Harvey, doctors, nurses, technicians and facilities staff tended to inpatients at MD Anderson Cancer Center. Now the hospital is working to get outpatients back for care as well.

In the past few days, Southeast Texas' catastrophic medical operations center has faced challenges like it has never seen before in keeping the health care system functioning.

People with kidney failure typically need dialysis every other day to stay healthy. Delays in treatment can quickly become life-threatening.

With thousands of people displaced, health workers are trying to address the immediate medical needs of evacuees as well as mental health issues made worse by the disaster.

The surgeons tasked with removing a tumor from Dan Fabbio's brain had worked hard not to disrupt his ability to perform music. They rejoiced when he was able to play his sax on the operating table.

Arizona is among the states that have declared the opioid epidemic a public health emergency, to help with funding and access to data. President Trump now says he'll declare it a national emergency.

Andrea Towson was known in West Baltimore as the go-to person for help getting high. Last year, she nearly died from a fentanyl overdose. "Thank God for another day," she says.

Dr. Brenda Fitzgerald, who leads the Georgia Department of Public Health, has been appointed CDC director. She'll take over as the Trump administration seeks big cuts to the CDC's budget.

Andy Slavitt was acting administrator of the the Centers for Medicare & Medicaid Services until January. He calls the new Senate health care bill "the ugly step-sibling" of the House bill.

Forget thinking about forgetting as failure. Researchers now say that ridding our brains of irrelevant details and outdated information helps us better navigate our ever-changing world.

In a study of people from a variety of professions, dressmakers were found to have superior 3-D vision. Could their endless hours of delicate handwork be honing eyesight?

In 1980, Dr. Hershel Jick wrote a one-paragraph letter about low rates of addiction among hospitalized patients given narcotics. It was later cited as evidence that long-term opioid use was safe.