Abstract: In this paper, gain is enhanced by the introduction of step taper towards the end of a folded wave-guide slow wave structure for W band traveling wave tube amplifier. The effect of mean-path ...

The era of true ownership is ending as cloud services and AI are transforming the PC. What does this mean for user control? Last month, I met with a mid-sized law firm facing a common dilemma. Their ...

A new Gallup Workforce poll reveals the fast pace in which Americans have adopted artificial intelligence while at work in recent years. Of the 22,000 U.S. workers surveyed this fall, 12 percent say ...

Flawed assumptions about water demand mean suppliers in California overestimated future demand by an average of 74% over 20 years — positive news for the drought-embattled state. When you purchase ...

Add Yahoo as a preferred source to see more of our stories on Google. LAPD officers arrive to push back demonstrators advocating for immigrant rights outside the Edward R. Roybal Federal Building on ...

Cuban agents are protecting Venezuelan President Nicolás Maduro as tensions flare with the US — as American forces seized a third oil tanker in the Caribbean on Sunday. The counterintelligence forces ...

It’s a sobering report in one way. More American teenagers are staying away from alcohol, marijuana and nicotine — but two other vices are growing in use, according to a national survey released ...

BRUSSELS, Dec 8 (Reuters) - Meta's (META.O), opens new tab proposal to use less personal data for targeted advertising in its pay-or-consent model that will be rolled out next month won the approval ...

Certain people who use cannabis tend to drink less alcohol, a new study found. Researchers from Brown University’s Center for Alcohol and Addiction Studies set out to determine whether cannabis use ...

Using AI to access knowledge is leading us to develop shallower subject knowledge than using traditional internet search, according to new research. The study examined how well participants understand ...