In pressure relief systems, accurately estimating temperature changes during fluid flow is vital for relief piping sizing. Fluid velocity changes and the Joule-Thomson effect (affecting non-ideal ...

The American Academy of Physician Associates made several strides in 2025 to rebrand the PA profession and sunset the term “physician assistant.” Physician groups such as the American Medical ...

Aadhaar card remains India’s most important identification document, linking citizens to government services, banking, telecom, and various other essential platforms. With Aadhaar connected to mobile ...

ROCHESTER, N.Y. — The United States Postal Service (USPS) is changing its postmark process, which could impact how important mail like bills and ballots are sent. For decades, the postmark showed when ...

The Unites States Postal Service is making new changes in 2026, including the postmark process — which could cost you late fees and penalties for anyone mailing time-sensitive documents such as tax ...