A cross-section view, showing how a Wehnelt localizes emissions at the filament tip and serves as a convergent ... grid and it also serves as a convergent electrostatic lens. An electron emitter is ...

CRISPR-Cas systems help to protect bacteria from viruses. Several different types of CRISPR-Cas defense systems are found in ...

CRISPR-Cas systems help to protect bacteria from viruses. Several different types of CRISPR-Cas defense systems are found in ...

German Lopez spoke to experts in a dozen fields to understand the full scope of America’s gun problems. No other country comes close to matching America’s levels of gun ownership. In fact ...

Firearms were the leading cause of death for children and teenagers in the United States for the third consecutive year, and homicides accounted for the majority of gun deaths among the age group ...

Kamala Harris hit back at Donald Trump during their debate on Thursday night by reminding him that she is a gun owner. After Trump accused the vice president of having a “plan to confiscate ...

In rebutting a claim from former President Donald J. Trump during their debate, the vice president asserted that she owned a gun, adding, “We’re not taking anybody’s guns away.” By Kellen ...

Here’s one I didn’t have on my bingo card for 2024: Vice President Kamala Harris teaching liberals how to talk about guns. For a politician with a reputation for word salads and evasions ...