Tread lightly: ‘Eggshell planets’ possible around other stars

Tread lightly: ‘Eggshell planets’ possible around other stars

Strange ‘eggshell planets’ are among the rich variety of exoplanets possible, according to a study from Washington University in St. Louis. These rocky worlds have an ultra-thin outer brittle layer and little to no topography. Such worlds are unlikely to have plate tectonics, raising questions as to their habitability. The research led by planetary geologist Paul Byrne in Arts & Sciences offers concrete ways that other scientists could identify such eggshell planets.
Veteran Millar aims to serve veterans without homes

Veteran Millar aims to serve veterans without homes

In 2008, Scott Millar joined the U.S. Army for the second time. Never mind that 18 years had passed since he last wore the uniform. The experience led Millar to the Brown School, where he is studying strategies to support veterans without housing.
Why is the North American fall so red, compared with Europe?

Why is the North American fall so red, compared with Europe?

Each fall, the leaves of almost half of North America’s species of trees and shrubs turn red. Biologist Susanne S. Renner at Washington University in St. Louis helps explain why the North American fall is so red, compared with Europe, and also what changes to fall foliage we can expect under climate change.
Adaptive measures

Adaptive measures

Through the innovative ‘Made to Model’ program, WashU students are producing, designing and creating formal fashion for St. Louis-area kids who might otherwise be overlooked.
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