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San Diegans have many questions about what can and what can't reopen during the current stage of the pandemic. We have some answers.

NPR was the only news organization allowed into the lab to witness the moment the releases began this year. The goal is to create a powerful new weapon in the fight against malaria.

Two screenings Wednesday at Digital Gym Cinema

The new coronavirus disease has been diagnosed in 28 countries, and new outbreaks are worrisome. But the World Health Organization sees some encouraging trends.

Mike Hughes promoted himself as believing that the Earth was flat. He launched homemade rockets with the goal of eventually flying to the edge of space to see for himself.

Journalist Nathaniel Rich says the oil industry helped create a partisan debate around climate change in the 1980s by paying scientists to write op-eds questioning climate science.

Researchers are using brain scans, blood and spinal fluid to detect early signs of Alzheimer's disease. These "biomarkers" may also offer a quicker way to test new Alzheimer's drugs.

In the half-century since 1970, the number of birds in North America has declined by an estimated three billion — that's a 29 percent decrease.

The weather is warming up and public spaces are starting to reopen. How do you decide what's safe to do? We have guidance to help you compare and evaluate the risks.

An author explores the effects of alternative medicine in a new book.