CAG flags concerns over Lucknow Metro's rail quality, with IIT Kanpur tests revealing hardness levels significantly below Indian Railway standards. Depot rails tested between 229-242 BHN and main line ...

Nuclear weapons tests were once a regular occurrence, but most countries haven’t tested in decades, following the adoption of the Comprehensive Nuclear-Test-Ban Treaty in 1996. Now, that moratorium ...

Advanced in organs on chips, digital twins, and AI are ushering in a new era of research and drug development. Earlier this week, the UK’s science minister announced an ambitious plan: to phase out ...

As we get into another winter holiday season, COVID is still part of our lives. And although it's hard to predict exactly what this year's cold, flu and coronavirus season will look like, experts want ...

GYEONGJU, South Korea — President Donald Trump said Wednesday he had instructed the Defense Department to “immediately” start testing nuclear weapons "on an equal basis" with other nations. “Because ...

Hours prior to his meeting with Chinese President Xi Jinping, U.S. President Donald Trump posted on social media, “Because of other countries testing programs, I have instructed the Department of War ...

Oct 30 (Reuters) - U.S. President Donald Trump ordered the U.S. military on Thursday to immediately resume testing nuclear weapons after a gap of 33 years, minutes before beginning a meeting with ...

As high levels of COVID-19 transmission persist, people continue to wonder how long they should isolate after learning they're infected. One especially perplexing predicament is what to do when you ...

There are several established methods and corresponding units used to measure hardness. The Rockwell, Brinell and Vickers scales are the most common in machining. Below, we outline each method, ...

As students wrap up the school year, their last hurdle is often state testing, which can spark discussions about whether or not these exams accurately measure student learning. In the spring, states ...