Science and Technology
China tests a 500-ton drilling machine that descends more than 1,000 meters into hard rock and could change mining by providing direct access to mineral deposits that were previously too deep, too expensive, and too complex for economic exploration.
Fabio Lucas Carvalho 09/04/2026 at 12:41
Economy
São Paulo has connected its two airports by rail for the first time in history, and now you can travel by train from Congonhas to Guarulhos for just R$ 5.40. However, the journey requires four transfers, takes about two hours, and only operates during a narrow time window that almost no one can use.
Bruno Teles 09/04/2026 at 12:39
Science and Technology
The world extracts about 50 billion tons of sand and gravel from the oceans every year, and the UN has created a satellite monitoring system called Marine Sand Watch to track in real time an industry that destroys the seabed, weakens the natural protection of coastlines, and already operates on a global scale with an impact comparable to that of large mining chains.
Valdemar Medeiros 09/04/2026 at 12:30
Science and Technology
