Science and Technology

As if the Siberian permafrost were a carbon bomb with its trigger hidden underwater, scientists discover that rivers and lakes are opening thawing pathways within the frozen ground and can release ancient methane from layers that climate models still cannot accurately see.

Valdemar Medeiros 30/04/2026 at 17:23

Automotive

Are electric cars more economical? A study by Agora Verkehrswende reveals that gasoline can cost up to 9 times more than driving an electric car in Latin America, raising an alert about economy and energy transition.

Hilton Libório 30/04/2026 at 17:19

Interesting facts

China banked on sponge cities to combat floods, but extreme rainfall exposes their failure, technical limitations, and urban risk that concerns the world.

Flavia Marinho 30/04/2026 at 17:13

Science and Technology

The long Labor Day weekend starts with 30°C and ends near 0°C in the Santa Catarina mountains, and anyone who doesn’t check the forecast before packing may struggle on their trip.

Bruno Teles 30/04/2026 at 17:08

Interesting facts

Residents of large cities in China are turning chickens into pets, accumulating 3.1 billion views on social media, spending less than 30 yuans per month, and driving a fever for unusual animals in a market that is already approaching 10 billion yuans.

Carla Teles 30/04/2026 at 17:04

Interesting facts

The world’s highest railway, built on frozen ground, is starting to sink with accelerated warming, already threatening nearly 40% of the lines by 2050 and potentially generating over US$6 billion in costs by 2090.

Flavia Marinho 30/04/2026 at 16:58

Science and Technology

A city in the Serra Catarinense has been without sufficient rain for months, and the R$ 21 million loss has already devastated soybean, corn, and bean crops, while residents are left without water.

Bruno Teles 30/04/2026 at 16:49

Armed Forces

The US may use the $15 million Dark Eagle hypersonic missile against Iran for the first time, a weapon that reaches up to Mach 17 and over 2,700 km to destroy underground targets, marking official entry into the hypersonic era and raising global tension.

Carla Teles 30/04/2026 at 16:43

Construction

The 25-story “Caveirão” building, built in 1964, begins to be manually demolished in downtown São Paulo at a cost of R$ 6 million, after years of structural risk and occupations, in an action aimed at urban revitalization and safety of the historic region.

Carla Teles 30/04/2026 at 16:38

Interesting facts

The house that didn’t move even with the construction of a 14 km highway became an “eye” in the middle of the asphalt, isolated an entire family, and turned a decision into one of China’s most curious cases.

Flavia Marinho 30/04/2026 at 16:34

Science and Technology

Europe is accelerating home mini solar power systems with kits starting from €200 and a return on investment in up to 2 to 6 years, reducing grid dependence amid the energy crisis and transforming homes into electricity producers with a direct impact on the electricity bill.

Carla Teles 30/04/2026 at 16:28

Geopolitics

Ukraine shines in the war by transforming a historic Soviet piece into a drone-launching plane to intercept Russian drones.

Romário Pereira de Carvalho 30/04/2026 at 16:23