Economy Credit Card Giant Challenges Traditional Banks: Visa Launches Credit Card With 3.5% Return in Bitcoin, Sparking New Competition in the Global Financial System Valdemar Medeiros 08/10/2025 at 09:30
Economy 1 Bitcoin = R$ 650,000: Why Has the ‘Digital Gold’ Cryptocurrency Broken Records Again in 2025? Roberta Souza 11/07/2025 at 19:08
Science and Technology Discover Why Bitcoin, Known as “Digital Gold,” Will Not Save the U.S. Dollar and the Impact of This on the U.S. Economy Débora Araújo 04/12/2024 at 10:18