Shape-encoded dynamic assembly of mobile micromachines

Field-directed and self-propelled colloidal assembly can be used to build micromachines to perform complex motions and functions, although their integration as heterogenous components with specified structures, dynamics and ...

Sheaths drive powerful new artificial muscles

Over the last 15 years, researchers at The University of Texas at Dallas and their international colleagues have invented several types of strong, powerful artificial muscles using materials ranging from high-tech carbon ...

The real midlife crisis confronting many Americans

The way my mom imagined it, midlife was going to be great: counting down days until retirement, spending winters in Florida and checking off destinations on her bucket list. But it hasn't turned out that way.

Solar weather has real, material effects on Earth

On Sep. 1, 1859, solar astronomer Richard Carrington witnessed sunspots that suddenly and briefly flashed brightly before they disappeared. Just before dawn the next day, auroras erupted over most of the Earth, reaching as ...

Study: Internet perpetuates job market inequality

Recent research finds the internet is giving both employers and job seekers access to more information, but has not made the hiring process more meritocratic. Instead, lower-wage jobs have become "black holes," with intense ...

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