Nature: Future Attribute Screening Technology (FAST) is an experimental program for assessing airline passengers and others for the intent to cause harm. The program, which is being funded by the US Department of Homeland Security, relies on remote sensors that can measure heart rate, face temperature, and other supposedly outward indications of “malintent.” In a news feature, Nature‘s Sharon Weinberger examines whether these and other methods are effective.
The finding that the Saturnian moon may host layers of icy slush instead of a global ocean could change how planetary scientists think about other icy moons as well.
Modeling the shapes of tree branches, neurons, and blood vessels is a thorny problem, but researchers have just discovered that much of the math has already been done.
January 29, 2026 12:52 PM
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