Interesting facts
Stones that look like valuable rough emeralds, but are actually green glass glued to mica rock, deceive buyers in producing countries like Zambia, in an old gemology scam that reappears with increasingly sophisticated techniques and even fake reports.
Bruno Teles 26/05/2026 at 14:47
Science and Technology
Lionfish have been invading the Brazilian coast since 2020, advancing through reefs, mangroves, and protected areas, carrying potent venom in their spines and threatening to turn a silent Indo-Pacific invasion into an ecological crisis on Brazil’s coastline.
Valdemar Medeiros 26/05/2026 at 14:43
Science and Technology
This technology could retire washboards and regular washing machines: Xiaomi launches a three-drum washer with an automatic detergent dosing system, washes clothes at 95°C simultaneously, prevents cross-contamination, and costs less than R$ 3,000 in China.
Valdemar Medeiros 26/05/2026 at 14:19
Agribusiness
In a country where about 75% of the territory is mountainous and little land is left for planting, Japan has turned scarcity into luxury, selling pairs of Yubari melons for amounts that reached nearly US$ 45,000 and cultivating the true wasabi that 90% of the world has never tasted.
Bruno Teles 26/05/2026 at 14:08
Economy
A bi-oceanic railway is expected to connect the Brazilian coast to the Chinese port of Chancay in Peru and cross the South American continent from coast to coast. It is part of the same package of R$ 140 billion in railways that the government is opening to investors later this year.
Maria Heloisa Barbosa Borges 26/05/2026 at 14:04
Science and Technology
