Andriely Medeiros de Araújo

Interesting facts

With a gigantic arch of 106 meters and the largest stadium swing in the world, the Moses Mabhida Stadium accommodates up to 54,000 people, offers a panoramic tour with views of the Indian Ocean, and has become an architectural symbol of South Africa by combining soccer, tourism, and extreme attractions at the top of its monumental structure.

Andriely Medeiros de Araújo 29/05/2026 at 19:28

Science and Technology

Researchers from the USA, Australia, Germany, and France have identified a new “almost pure” star found 200,000 light-years away that may reveal how the Universe was born: The extremely rare SDSS J0715-7334 is composed of about 99.995% hydrogen and helium and may be a direct descendant of the first stars after the Big Bang.

Andriely Medeiros de Araújo 29/05/2026 at 17:53

Interesting facts

Line 1-Blue was the first metro line in Brazil and started with only 6.4 km in 1974: the route connected Jabaquara to Vila Mariana, operated only four hours a day, and helped transform the mobility of São Paulo; today, Line 1-Blue has 23 stations and more than 20 km in length.

Andriely Medeiros de Araújo 29/05/2026 at 17:23

Science and Technology

NASA researchers test new material capable of withstanding contact with melted lunar dust, one of the biggest challenges of space missions: technology may help astronauts produce oxygen, fuel, and structures using resources found on the lunar surface itself.

Andriely Medeiros de Araújo 29/05/2026 at 16:50

Courses

Federal Institute opens slots for free technical courses with selection by lottery; see how to become a student at IFRJ

Andriely Medeiros de Araújo 29/05/2026 at 12:14

Solar Energy

Solar panels at sea can generate up to 12% more energy than land-based plants, study finds: Researchers from Taiwan discovered that offshore solar panels take advantage of the natural cooling of water to increase electrical efficiency, reduce heat losses, and expand renewable energy production in regions with limited available land space.

Andriely Medeiros de Araújo 28/05/2026 at 19:50

Economy

Can I pay a card using the limit of another credit card?

Andriely Medeiros de Araújo 28/05/2026 at 19:29

Courses

FAETEC opens nearly 4,000 spots for free courses in Rio de Janeiro: opportunities in technical courses, technologists, specializations in the health area, and EJA; see how to enroll

Andriely Medeiros de Araújo 28/05/2026 at 11:08

Science and Technology

Ganymede may be “warming from within”: The largest moon in the Solar System has a unique magnetic field among natural satellites, and according to a new study published in Science Advances, heat generated by Jupiter’s gravity and radioactive materials may keep liquid iron moving inside it to this day.

Andriely Medeiros de Araújo 28/05/2026 at 10:53

Construction

How much does a bricklayer charge to build a masonry barbecue in 2026? In some cities, the cost can reach up to R$ 3,800 just for labor.

Andriely Medeiros de Araújo 27/05/2026 at 22:28

Interesting facts

To go to school or the doctor, the residents of Point Roberts, an American territory surrounded by Canada, need to cross the border daily.

Andriely Medeiros de Araújo 27/05/2026 at 20:46

Interesting facts

Giant ship operates in the Russian Arctic with two nuclear reactors, with enough power to break ice up to 3 meters thick and was built to operate in temperatures as low as -50°C; meet the Arktika, an icebreaker ship.

Andriely Medeiros de Araújo 27/05/2026 at 19:50

Andriely Medeiros de Araújo

Line 1-Blue was the first metro line in Brazil and started with only 6.4 km in 1974: the route connected Jabaquara to Vila Mariana, operated only four hours a day, and helped transform the mobility of São Paulo; today, Line 1-Blue has 23 stations and more than 20 km in length.

NASA researchers test new material capable of withstanding contact with melted lunar dust, one of the biggest challenges of space missions: technology may help astronauts produce oxygen, fuel, and structures using resources found on the lunar surface itself.

Federal Institute opens slots for free technical courses with selection by lottery; see how to become a student at IFRJ

Can I pay a card using the limit of another credit card?

FAETEC opens nearly 4,000 spots for free courses in Rio de Janeiro: opportunities in technical courses, technologists, specializations in the health area, and EJA; see how to enroll

How much does a bricklayer charge to build a masonry barbecue in 2026? In some cities, the cost can reach up to R$ 3,800 just for labor.

To go to school or the doctor, the residents of Point Roberts, an American territory surrounded by Canada, need to cross the border daily.

Giant ship operates in the Russian Arctic with two nuclear reactors, with enough power to break ice up to 3 meters thick and was built to operate in temperatures as low as -50°C; meet the Arktika, an icebreaker ship.

A giant printer called the “Ferrari” of concrete has landed in Latin America and can already build a 120-square-meter house in just 48 hours, making the traditional construction site look like something from the last century.

Great Atlantic Sargassum Belt has ceased to be a climatic phenomenon and has become a biological system that feeds on itself, with 8,000 kilometers in length, 37 million tons of algae, and scientists confirm that it is now permanent.

Brazil will harvest a record crop of up to 357 million tons of grains, but it does not have the capacity to store a large part of it. The storage deficit has reached the highest level in history and is equivalent to almost the entire production of Argentina.

She started by collecting oyster shells from restaurants and today she has already accumulated more than 10 tons to restore reefs, recover coastal habitats, and demonstrate how a common waste can become a tool for ocean conservation.

Philippines begin construction of the country’s largest desalination plant in a city without enough fresh water to grow, and the 66,500 m³ per day plant will transform the sea into drinking water for 50,000 homes in 24 months with reverse osmosis technology from SUEZ and JEMCO.

Turkey is building a billion-dollar shortcut to channel billions of dollars by sea with a 45 km long canal, 275 meters wide and 20.75 meters deep, which promises to relieve the Bosphorus amid the crisis in the Strait of Hormuz.