alerta

Science and Technology

A doctor from Minas Gerais warns that sleeping with the fan pointed at the body all night is not as harmless as you think; it dries out the respiratory tract, causes mucus buildup, spreads dust mites, and can even irritate the cornea of the eyes.

Maria Heloisa Barbosa Borges 21/06/2026 at 00:23

Interesting facts

A pizza owner discovers a fake R$ 173 Pix payment, sends a “pizza” filled with rubble to the scammer, goes viral with over 2 million views, and exposes a scam affecting small businesses, reinforcing the warning to check payment confirmations before delivering orders.

Carla Teles 01/05/2026 at 22:32

Interesting facts

Fluoride in water ceases to be a public health routine in the United States, becomes a symbol of distrust against the State, divides communities, and puts oral health on alert.

Flavia Marinho 01/05/2026 at 18:38

Science and Technology

An extratropical cyclone advances over Brazil and turns the Labor Day long weekend into a nightmare for 534 cities. Brutal storms with winds of 100 kilometers per hour and torrential rain threaten to bring down trees, destroy crops, and leave thousands of families without power.

Maria Heloisa Barbosa Borges 01/05/2026 at 08:09

Economy

The Federal Revenue Service does not have access to your Pix and does not notify anyone for financial transactions; the agency explains that money moved is not the same as income and that the story of the audited meal box seller is completely false.

Maria Heloisa Barbosa Borges 28/04/2026 at 14:14

Science and Technology

18 scientists issue a warning in a new study: extreme events could affect 36% of terrestrial habitats by 2085 and subject species to heat, fires, droughts, and floods in succession.

Romário Pereira de Carvalho 27/04/2026 at 14:54

Science and Technology

A USP study warns that very toasted bread can form potentially carcinogenic substances above 180ºC; the research rekindles concern about a food present on the tables of Brazilians, who consume about 30 kg per year and do not need to exclude it from their diet.

Carla Teles 27/04/2026 at 10:19

Science and Technology

Metsul warns of an intense extratropical cyclone in the South Atlantic with rain, winds above 100 km/h, and the advance of a cold air mass over Southern Brazil, dropping temperatures to as low as 5°C in Rio Grande do Sul and Santa Catarina.

Carla Teles 25/04/2026 at 18:33

Science and Technology

A study with 200 years of data warns that Earth is already operating beyond its limit, with a current population of 8.3 billion and a projected peak of 11.7 to 12.4 billion in 2060 and 2070, when the sustainable level would be around 2.5 billion.

Carla Teles 24/04/2026 at 00:19

Interesting facts

Dead fish expose environmental risk with thousands of anchovies removed; an intense foul odor affects residents, and low oxygen levels raise a nationwide alert about urban pollution.

Flavia Marinho 23/04/2026 at 23:12

Interesting facts

Scientists warn the planet after the discovery of 3,600 toxins in processed foods, and the industry may be pressured to review plastic packaging, production processes, and safety standards worldwide.

Flavia Marinho 23/04/2026 at 22:32

Economy

The war in the Middle East has caused the price of rubber gloves to soar by 40%, and analysts warn that hospitals around the world may face shortages of this essential product by the end of May.

Maria Heloisa Barbosa Borges 17/04/2026 at 13:50

A doctor from Minas Gerais warns that sleeping with the fan pointed at the body all night is not as harmless as you think; it dries out the respiratory tract, causes mucus buildup, spreads dust mites, and can even irritate the cornea of the eyes.

A pizza owner discovers a fake R$ 173 Pix payment, sends a “pizza” filled with rubble to the scammer, goes viral with over 2 million views, and exposes a scam affecting small businesses, reinforcing the warning to check payment confirmations before delivering orders.

Fluoride in water ceases to be a public health routine in the United States, becomes a symbol of distrust against the State, divides communities, and puts oral health on alert.

An extratropical cyclone advances over Brazil and turns the Labor Day long weekend into a nightmare for 534 cities. Brutal storms with winds of 100 kilometers per hour and torrential rain threaten to bring down trees, destroy crops, and leave thousands of families without power.

The Federal Revenue Service does not have access to your Pix and does not notify anyone for financial transactions; the agency explains that money moved is not the same as income and that the story of the audited meal box seller is completely false.

18 scientists issue a warning in a new study: extreme events could affect 36% of terrestrial habitats by 2085 and subject species to heat, fires, droughts, and floods in succession.

A USP study warns that very toasted bread can form potentially carcinogenic substances above 180ºC; the research rekindles concern about a food present on the tables of Brazilians, who consume about 30 kg per year and do not need to exclude it from their diet.

Metsul warns of an intense extratropical cyclone in the South Atlantic with rain, winds above 100 km/h, and the advance of a cold air mass over Southern Brazil, dropping temperatures to as low as 5°C in Rio Grande do Sul and Santa Catarina.

A study with 200 years of data warns that Earth is already operating beyond its limit, with a current population of 8.3 billion and a projected peak of 11.7 to 12.4 billion in 2060 and 2070, when the sustainable level would be around 2.5 billion.

Dead fish expose environmental risk with thousands of anchovies removed; an intense foul odor affects residents, and low oxygen levels raise a nationwide alert about urban pollution.

Scientists warn the planet after the discovery of 3,600 toxins in processed foods, and the industry may be pressured to review plastic packaging, production processes, and safety standards worldwide.

The war in the Middle East has caused the price of rubber gloves to soar by 40%, and analysts warn that hospitals around the world may face shortages of this essential product by the end of May.

Libya built over 4,000 kilometers of underground pipelines to bring water from the Sahara to coastal cities in a project that the government itself called the Eighth Wonder of the World.

Desert sand, previously discarded for being too smooth for concrete, becomes an ecological brick in the United Arab Emirates, dispensing with Portland cement, curing at room temperature, and attempting to transform dunes useless for construction into raw material for a new arid engineering.

Chinese woman planted trees for decades while sand buried part of her house, received $5,000 from an American in 1999, and helped transform the desert into a forest of 8 million trees in China.

Almost 6,000 residents live concentrated along a single street nearly 9 km long in the interior of Poland. Houses form a continuous row, and behind them, narrow agricultural strips emerge, creating one of the most unusual rural patterns in Europe.

Described by astronauts as one of the most unlikely natural phenomena on Earth, the Okavango Delta spreads over up to 15,000 square kilometers in the middle of the desert and transforms Botswana into a living labyrinth of channels, islands, and flooded areas.

Scientists have created a material six times lighter than air, 75 times lighter than styrofoam, and that becomes stronger the more it is compressed: aerographite seems impossible, but it can reinforce structures, batteries, and satellites.

With 70 tons of rock removed by hand and an 800-year-old abandoned cave, a former businessman transforms a dark shelter into a modern home carved in the heart of the forest.