Submarino

Interesting facts

About 1,000 meters deep, a lake at the bottom of the Gulf of Mexico challenges science: its water is up to five times saltier than the ocean’s and hosts highly adapted life forms; Meet the mysterious Jacuzzi of Despair.

Andriely Medeiros de Araújo 06/06/2026 at 18:23

Armed Forces

For the first time in history, a South Korean submarine crossed the Pacific, sailing 14,000 kilometers to Canada, in a show of strength that is part of the competition for a billion-dollar contract to replace the Canadian submarine fleet.

Bruno Teles 26/05/2026 at 14:36

Economy

Petrobras signed a contract worth R$ 11 billion with the Norwegian company DOF to build four subsea support vessels at the Navship shipyard in Navegantes. The vessels will have hybrid propulsion with batteries and electric motors, and the project is expected to generate 7,000 direct and indirect jobs in Santa Catarina.

Maria Heloisa Barbosa Borges 17/05/2026 at 01:28

Interesting facts

While land-based data centers consume energy to prevent overheating, China is placing servers 35 meters deep in the sea, using ocean water to cool the machines, and is also raising an alert about sonic attacks against the digital cloud.

Flavia Marinho 09/05/2026 at 18:32

Science and Technology

US’s giant 21,000-ton nuclear submarine now has a new completion date and promises to be a game-changer for maritime defense by 2028.

Fabio Lucas Carvalho 02/05/2026 at 03:36

Science and Technology

Submarine faster than a shark reaches 18 km/h, dives to 300 meters, and draws attention for its unusual way of moving with a full panoramic view of the ocean.

Caio Aviz 28/04/2026 at 11:04

Armed Forces

The USS Idaho nuclear submarine enters operation with 7,800 tons and an advanced nuclear reactor that eliminates the need for refueling for decades — this 115-meter giant is the new US weapon to reinforce surveillance in contested waters.

Ruth Rodrigues 28/04/2026 at 08:19

Science and Technology

Australian scientist manages to bend light with a 1-meter device and paves the way for sensors capable of seeing below the surface.

Fabio Lucas Carvalho 25/04/2026 at 00:07

Armed Forces

With a displacement of almost 2,000 meters and measuring 68 meters, the submarine NRP Tridente leaves Lisbon to participate in NATO’s Operation Brilliant Shield, aiming to strengthen surveillance in strategic areas.

Andriely Medeiros de Araújo 16/04/2026 at 16:13

Interesting facts

Few remember, but the submarine that disappeared in 1968 with 52 crew members was found after 51 years at the bottom of the sea at more than 2,000 meters, intriguing the entire world.

Flavia Marinho 01/04/2026 at 19:10

Science and Technology

Sunk for more than 30 years with a reactor and nuclear torpedoes, the Soviet submarine continues to release intermittent radioactive leaks on the seabed of Norway, raising alarms about future regional environmental risks.

Carla Teles 24/03/2026 at 16:57

Interesting facts

More than 35 years later, a sunken Soviet submarine continues to leak radiation into the sea, but a video reveals a detail that surprised even the researchers.

Fabio Lucas Carvalho 24/03/2026 at 14:51

About 1,000 meters deep, a lake at the bottom of the Gulf of Mexico challenges science: its water is up to five times saltier than the ocean’s and hosts highly adapted life forms; Meet the mysterious Jacuzzi of Despair.

For the first time in history, a South Korean submarine crossed the Pacific, sailing 14,000 kilometers to Canada, in a show of strength that is part of the competition for a billion-dollar contract to replace the Canadian submarine fleet.

While land-based data centers consume energy to prevent overheating, China is placing servers 35 meters deep in the sea, using ocean water to cool the machines, and is also raising an alert about sonic attacks against the digital cloud.

US’s giant 21,000-ton nuclear submarine now has a new completion date and promises to be a game-changer for maritime defense by 2028.

Submarine faster than a shark reaches 18 km/h, dives to 300 meters, and draws attention for its unusual way of moving with a full panoramic view of the ocean.

The USS Idaho nuclear submarine enters operation with 7,800 tons and an advanced nuclear reactor that eliminates the need for refueling for decades — this 115-meter giant is the new US weapon to reinforce surveillance in contested waters.

Australian scientist manages to bend light with a 1-meter device and paves the way for sensors capable of seeing below the surface.

With a displacement of almost 2,000 meters and measuring 68 meters, the submarine NRP Tridente leaves Lisbon to participate in NATO’s Operation Brilliant Shield, aiming to strengthen surveillance in strategic areas.

Few remember, but the submarine that disappeared in 1968 with 52 crew members was found after 51 years at the bottom of the sea at more than 2,000 meters, intriguing the entire world.

Sunk for more than 30 years with a reactor and nuclear torpedoes, the Soviet submarine continues to release intermittent radioactive leaks on the seabed of Norway, raising alarms about future regional environmental risks.

More than 35 years later, a sunken Soviet submarine continues to leak radiation into the sea, but a video reveals a detail that surprised even the researchers.

Mother and daughter build a 70 m² house with more than 8,000 discarded glass bottles and impress with their creativity; known as the Casa de Sal, the property is located on Itamaracá Island, in Pernambuco.

Workers were opening a new road connection near the Marginal Tietê when they found, in the underground of the construction site, remnants of locomotives, wagons, and boilers from the 19th century linked to the forgotten history of Lapa.

Instead of burning or burying old tires, an American city is transforming about 2,000 of them into the street itself, paving its first sections with a quieter and more durable rubber asphalt.

China transforms desert-devastated area into the world’s largest artificial forest, planting trees for 60 years, blocking sand that reached Beijing, and creating a “green lung” of 92,000 hectares in a region once considered lost.

Greek island offers free housing for volunteers, but there’s a condition: you need to take care of rescued cats.

China has deployed snake-shaped robots to slide along power lines, where they have already inspected over 130 kilometers of cables using cameras and sensors to detect damaged wires, worn-out parts, and overheating.

Engineers want to carve through Africa with a giant canal to bring water from the world’s second-largest river to a dying lake on the edge of the Sahara Desert that has already lost 90% of its water.