A clock is by its very nature a device for measuring time, and thus it moves forward at a constant rate. But how about in a ...
Multimedia art is often challenging, provoking. Now it is also potentially bruising. Check your joints before you check out these summer shows. By Alexis Soloski and Lexi Parra A pioneering painter, ...
Just four buttons on the Hach Pocket Colorimeter II allow easy operation. The Read/Enter key is used when measuring sample concentrations or to confirm menu choices. The Menu key provides quick menu ...
Protein design (or protein engineering) is a technique by which proteins with enhanced or novel functional properties are created. Proteins can be engineered by rational design, which typically uses ...
June 5, 2026 • David Gilkey, an NPR photojournalist who documented tragedy and hope, was killed in Afghanistan in 2016 along with NPR's Afghan interpreter and fellow journalist Zabihullah Tamanna.