It has been nearly a decade since an American space crew last lifted off from U.S. soil in a spacecraft built here. That's expected to change Wednesday afternoon with the relaunch of manned space flight. But the occasion will be…

By Miles O'Brien

Since the coronavirus pandemic gripped the United States, Americans have been told to avoid emergency rooms and hospitals if possible. But now there are reports from across the country that suggest the warning may be in fact too effective, as…

By Miles O'Brien

Bushfires are still burning in parts of Australia. So far this season, they have claimed the lives of more than 30 people and destroyed tens of millions of acres of land. The ensuing toll on forest and wildlife has prompted…

By Miles O'Brien

Australia’s bushfires have devastated the country’s wildlife and habitats. Experts say the very existence of some species whose populations were already at vulnerable levels may now hang in the balance. Science correspondent Miles O’Brien reports from Australia on the country’s…

By Miles O'Brien

Recently, the FDA formally approved the first vaccine to prevent the Ebola virus. The advance comes at a crucial time, as Democratic Republic of Congo is suffering an outbreak that has lasted over a year and a half and sickened…

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Individualized medicine, in which treatments are customized based on a patient’s unique DNA, is a rising field. Along with an ever-expanding genetic database, it offers tantalizing promise for solving some of medicine's most daunting challenges. But individualized medicine also carries…

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By almost any measure, 2019 was a year of especially sobering news on climate change, with grim warnings about what could happen in the future along with extreme weather events occurring now. The year also saw a global protest movement,…

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State governments continue to crack down on flavored e-cigarettes and other vape products, largely in response to the deaths and illnesses that began coming to light this past summer. But as lawmakers deliberate over their policy response to vaping, researchers…

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