US sovereign debt surpasses $40 trillion

The US economy is facing a setback as a result of decisions made since 2015 by President Donald Trump, the Supreme Court's ruling that the president's tariff collection was illegal, and federal government spending that exceeds revenue by $2…

Lesser-known applications of QR codes

The most well-known use of QR codes is in the commercial sector. Businesses use them to manage inventory, receive payments for purchases, and provide access to wireless internet. Other lesser-known uses aim to simplify life at home.…