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Critical minerals are in demand around the world for military, technology and other uses. A geoscientist shares what's known about Ukraine's reserves, which could help the country recover from war.
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An unplanned experiment takes scientists closer to solving a long-standing mystery: To what extent, if any, have human-created emissions influenced thunderstorms?
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Soft power is a foreign-policy tool to get what a country wants without using force.
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COVID-19 highlighted the need to plan for medical emergencies, but most people still avoid the issue.
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More than a century ago, the US learned what happens when there is no national response to a major health crisis.
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The Sunshine State was once a model for transparent government. Times have changed.
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Without public health surveillance, officials trying to tackle outbreaks, identify threats and evaluate treatments are working 'in the darkness of ignorance.'
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Figuring out how to make spacecraft more accessible to astronauts with physical disabilities can also make them safer for long-duration missions.
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Legal experts see a current lawsuit against the environmental group Greenpeace as a classic example of using litigation to stifle public criticism.
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The holiday used to be a solemn feast day when you'd be far more likely to see the color blue.
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