Too old to be president?

Some have raised concerns about the age of President Joe Biden and former President Donald Trump, who are 80 and 77 respectively, and who are both vying to be elected president in 2024. Performance and accomplishments matter, but old age should not, per se, said three experts on aging at Washington University in St. Louis.

McKinnon wins 2023 Kuiper Prize

William B. McKinnon
The American Astronomical Society honored William B. McKinnon of Arts & Sciences for outstanding contributions to planetary science, including his work to propose and develop a series of novel ideas that profoundly changed the view of geophysical processes in the solar system.

Simple ballpoint pen can write custom LEDs

Handwriting LEDs
Researchers working with Chuan Wang, at the McKelvey School of Engineering, have developed ink pens that allow individuals to handwrite flexible, stretchable optoelectronic devices on everyday materials including paper, textiles, rubber, plastics and 3D objects. The study is published in Nature Photonics.