Science and Technology

Two wheelchair batteries, Arduino, and Bluetooth transformed garage junk into an iPhone-controlled electric “mini-tractor” capable of pulling a twin-engine aircraft weighing over 2.2 tons without relying on a professional tug.

Valdemar Medeiros 05/05/2026 at 21:04

Science and Technology

Scientists have just discovered a new family of magnetism, and this fundamental physics discovery could pave the way for faster memories, advanced sensors, and more energy-efficient electronics.

Fabio Lucas Carvalho 05/05/2026 at 20:54

Interesting facts

It’s not just in Brazil: a multi-million dollar roundabout in the middle of nowhere exposes the scandal of broken promises in Hungary and becomes a symbol of expensive public works that lead absolutely nowhere.

Noel Budeguer 05/05/2026 at 20:46

Interesting facts

Australian cattle ranchers face Glencore’s project that wanted to store liquid carbon underground and prevent the advance of a plan seen as a threat to the aquifer that sustains the interior.

Flavia Marinho 05/05/2026 at 20:32

Interesting facts

The nuclear aircraft carrier USS Nimitz, 332 meters long and 100,000 tons, arrives in Rio de Janeiro on May 7 for its last operational voyage before deactivation, with joint exercises with the Brazilian Navy until May 14.

Bruno Teles 05/05/2026 at 20:13

Industry

The nuclear submarine that never arrives: The Álvaro Alberto project has accumulated 47 years of development, R$ 40 billion spent since 2008, and may now be delayed until 2037 due to a lack of R$ 1 billion in the Brazilian Navy’s coffers.

Noel Budeguer 05/05/2026 at 20:03

Interesting facts

A city attempts to transform treated sewage into potable water, the population reacts with disgust, politicians exploit the fear of “toilet-to-tap,” and the water supply project ends up silently buried.

Flavia Marinho 05/05/2026 at 20:01

Naval Industry

Portonave is investing R$ 2 billion to modernize the Port of Navegantes and accommodate ships up to 400 meters, but the project depends on the federal government deepening the channel from 14 to 17 meters, a concession that is at the TCU.

Bruno Teles 05/05/2026 at 19:56

Interesting facts

In Brazil, a public hospital closes its doors just two years after its inauguration, becomes the target of management allegations, and has patients urgently transferred.

Romário Pereira de Carvalho 05/05/2026 at 19:47

Construction

The United Kingdom removed approximately 1.8 million cubic meters of sand from the seabed and is depositing it all on 6 kilometers of beaches in Norfolk, in a mega-operation to curb erosion, protect coastal villages, and shield a vital gas terminal against the encroaching Atlantic.

Valdemar Medeiros 05/05/2026 at 19:43

Automotive

Residents are trying to prevent electric cars from charging inside buildings due to fear of battery fires, placing condominiums at the center of a dispute between safety, misinformation, and the future of mobility.

Flavia Marinho 05/05/2026 at 19:36

Rail Transport

The rails imported from China completed in February 2026 the structure of the Transnordestina Railway, a 1,209 km project connecting Piauí to the Port of Pecém, with a focus on grains and fuels, while CRRC opens a factory in Araraquara.

Bruno Teles 05/05/2026 at 19:29