The Washington Post: Nearly 200 students sat in the large lecture hall, staring down at their professor, Edward F. Redish, holding pencils at the ready to take notes in Fundamentals of Physics. It looked like a traditional lecture course, but appearance is where the tradition ended.Instead of spending 50 minutes putting students to sleep by lecturing about position, velocity and acceleration, Redish, a University of Maryland professor, kept the students awake by getting them actively involved in the lesson -- all 192 of them.
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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