What 49ers roster moves mean for Brock Purdy, Jauan Jennings injuries

The San Francisco 49ers are adding a third QB to their roster for the second week in a row as Brock Purdy deals with a toe injury.

What Jaguars' practice squad elevation means for Ezra Cleveland's game day status

The Jaguars are elevating one player from the practice squad to the game day roster. What does this mean for Ezra Cleveland's status?

Eagles elevate DB Marcus Epps and TE Cameron Latu for Week 3 vs. Rams

The Eagles elevated Marcus Epps and Cameron Latu from the practice squad to the active roster for Week 3 vs. the Rams ...

Kilian Jornet Is Speeding Through His Latest Crazy Mountain Adventure

The ultrarunning great is more than halfway done with his latest expedition: ascending 67 peaks over 14,000 feet, and linking ...
KQED

Stairways Crisscross the Hills of San Francisco. Here's Why People Love Them

San Francisco neighborhoods are known for steep hills and stairways to help residents navigate. Whether it’s Bernal Heights, ...
PNAS

The highest-elevation frog provides insights into mechanisms and evolution of defenses against high UV radiation

Contributed by David M. Hillis; received July 19, 2022; accepted September 15, 2022; reviewed by Jianquan Liu and Fumin Lei ...
IEEE

Spring-Like Kirigami Microelectrode Array in Shape Memory Polymer for Spontaneous Adaptation of Complex Topography in Neural Implants

Abstract: This study presents a novel fabrication technology for shape memory polymer based kirigami electrodes designed for surface-mounted neural implants. The 3D kirigami structures enable dynamic ...