Mayor Paul K. Pernerewski Jr. treaded cautiously into the politically fraught debate on flag policy only to pull back in his first foray into that First Amendment battleground. Pernerewski submitted a ...

Gradient vector background in colors of Pan African flag - red, yellow, green. African American flag blur backdrop for Kwanzaa, Juneteenth, Black History month design.

Lithium batteries are in high demand in different technological fields. However, the operating temperature is required to be below 70 °C, and this limits their use in applications demanding ...