What causes low yield in wafers? Usually it’s due to design or process changes, but sometimes yield issues occur even if there haven’t been any changes from one manufacturing lot to the next. Finding ...

Russell has a PhD in the history of medicine, violence, and colonialism. His research has explored topics including ethics, science governance, and medical involvement in violent contexts. Russell has ...

A research group in Japan identified a correlation between damp heat test of 1,000 hours to 3–6 years of field exposure in humid areas and changes in acetic acid concentration in photovoltaic modules.

Standardized testing—including state assessments for accountability purposes—is an annual reality in K-12 schools. But more than half of educators—nearly 60 percent—don’t believe that state ...

ABSTRACT: Employee turnover is a significant challenge for many organizations globally. Turnover leads to enormous operations costs, including lost productivity, decreased customer loyalty, ...

So when and how should you use them? By Dani Blum Yet again this winter, millions of Americans will wonder if a nagging cough or body aches is a sign they’re coming down with Covid or the flu. This ...

A federal website offering free COVID-19 antigen at-home test kits went live Thursday, offering up to four nasal swab tests per household before the holiday season. Americans can receive the nasal ...

This is the third year in a row Americans can order free at-home COVID tests. Americans can once again order free at-home COVID-19 tests from the federal government starting Thursday ahead of the ...

Here’s how to get them, plus when to take a test. By Dani Blum Starting Thursday, you can once again order free Covid tests from the government. Every household in the United States will be able to ...