Enrico Fermi’s ability to make quick, rough estimates has inspired the University of Maryland’s Physics Education Research Group to compile a set of Fermi Problems. A sample question: “How many pencils would it take to draw a straight line along the entire Prime Meridian of the earth?”
The American Institute of Physics is now using the popular short-message service Twitter. By following AlP’s tweets, you can keep up to date on AlP’s publishing and media activities.
From the Materials Research Society comes Materials360 Plus, an online source of news and information about understanding, making, and using materials, both new and old.
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
This Content Appeared In
Volume 62, Number 7
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