Discover how the Luhn Algorithm verifies credit card accuracy, supports secure transactions, and helps prevent errors in inputting Social Security numbers.

Can you chip in? As an independent nonprofit, the Internet Archive is fighting for universal access to quality information. We build and maintain all our own systems, but we don’t charge for access, ...

Ethio Telecom has inaugurated its third super fast electric vehicle (EV) charging station in Addis Ababa. The new facility, which was opened yesterday in the Summit Fiyel Bet area, features 16 high ...

USDA initiated sign-up for Stage 2 of the Supplemental Disaster Relief Program at local Farm Service Agency offices on Nov. 24. The sign-up period will continue until April 30, 2026. Stage 1 of the ...

ADDIS ABABA, Ethiopia: Volcanic activity in northern Ethiopia’s long-dormant Hayli Gubbi volcano subsided Tuesday after an eruption over the weekend that left a trail of destruction in nearby villages ...

Centre monitors cloud movement and weather patterns 24/7 with advanced systems In this photo released by the Afar Government Communication Bureau, ash billows from an eruption of the long-dormant ...

A volcano in Ethiopia's northeastern region erupted for the first time in nearly 12,000 years, sending thick plumes of smoke up to 14 kilometres (nine miles) into the sky, the Toulouse Volcanic Ash ...

Ethio Telecom and Awash Bank have introduced new digital finance and device financing services on the Telebirr platform, offering customers access to loans without the need for collateral. The newly ...

The original version of this story appeared in Quanta Magazine. Imagine a town with two widget merchants. Customers prefer cheaper widgets, so the merchants must compete to set the lowest price.