The Department of Health and Human Services is conducting a “comprehensive review” of research involving fetal tissue—and has disrupted an HIV research program in the process.
Countries are discussing carbon emissions in a new political (and changing) climate.
The news raises social, ethical, and regulatory questions—for both scientists and society.
A new report says our warming world will hit all sectors of the U.S. economy, in ways both big and small.
Some researchers said the interstellar object ʻOumuamua could be an alien spacecraft, but there are other, more conventional explanations.
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