Ray D. Sell Jr., 89, Altoona, passed away Friday at UPMC Altoona after a brief illness. Ray was born in Altoona, son of the late Ray D. and Cleda (Tyler) Sell Sr. He married Gretchen Wills on Aug. 3, ...

NEW YORK—If there is one thing Meta knows how to do, it is getting people to take pictures and share them with friends. That was top of mind for Matt Jacobson when he was designing the company’s new ...

ggtern is a package that extends the functionality of ggplot2, giving the capability to plot ternary diagrams for (subset of) the ggplot2 proto geometries. Ternary diagrams are used frequently in a ...

Manipulating the way in which colloidal particles self-organize is a central challenge in the design of functional soft materials. Meeting this challenge requires the use of building blocks that ...