sistema

Science and Technology

A 25-year-old astronomer used a four-inch telescope in a wooden shed and found a signal that paved the way for discovering thousands of planets outside the solar system.

Fabio Lucas Carvalho 08/06/2026 at 11:49

Economy

The INSS creates a system filter to block repeated requests for retirement, pension, and benefits made with the same CPF, after almost 42% resubmitted applications within 30 days, and promises to accelerate the queue of 2.6 million processes.

Carla Teles 30/04/2026 at 13:09

Interesting facts

New system from Embrapa uses satellite images and AI to map water and aquaculture in Brazil; named YaraTracker, the system is still in the testing phase.

Andriely Medeiros de Araújo 21/04/2026 at 14:15

Science and Technology

Startup launches modular technology that transforms houses into distributed data centers to support the advancement of artificial intelligence.

Fabio Lucas Carvalho 17/04/2026 at 00:39

Science and Technology

After so many blackouts, a family transforms an electric truck into a power source for their home and shows how a 100 kWh battery can keep everything running for days.

Fabio Lucas Carvalho 29/03/2026 at 15:28

Sistema de fotossíntese artificial converte dióxido de carbono e água em monóxido de carbono usando luz solar para produção de combustíveis.

Science and Technology

Gasoline From Air? Artificial Photosynthesis System Uses Solar Light, Recycles Carbon Dioxide, and Could Change Fuels Forever

Fabio Lucas Carvalho 13/03/2026 at 15:37

NASA testa tecnologia que pode transformar gelo da Lua em combustível para foguetes, permitindo reabastecer módulos espaciais diretamente na superfície

Science and Technology

NASA Tests Technology That Could Transform Lunar Ice Into Rocket Fuel, Enabling Refueling Of Space Modules Directly On The Surface And Dramatically Reducing The Cost Of Deep Space Missions

Carla Teles 12/03/2026 at 14:57

Construction

He Created a System with Styrofoam Panels That Reduces Heat, Cold, and Noise, Protects the Masonry, and Increases Indoor Comfort with Low Structural Weight

Romário Pereira de Carvalho 14/01/2026 at 22:03

No TSE, um estudante de 18 anos participa do teste de segurança da urna eletrônica e descobre na prática como o sistema protege o voto.

Science and Technology

Inspired By The Teacher, 18-Year-Old Tests Electronic Voting Machine Security And Highlights Unique Learning Experience

Sara Aquino 06/12/2025 at 09:43

Nova regra do Imposto de Renda isenta até R$ 7.350, mas quem ganha R$ 10 mil segue na tabela progressiva com alíquota de 27,5%, sem alívio fiscal.

Economy

Those Earning R$ 10,000 Are Excluded From Income Tax Relief: See How the New Rule Creates Two Different Systems in Brazil

Maria Heloisa Barbosa Borges 02/10/2025 at 10:33

Descubra como funciona o freio a tambor, suas vantagens, limitações e por que ele ainda equipa muitos carros populares no Brasil.

Automotive

Drum Brakes vs. Disc Brakes: Differences, Benefits, and Care for Drivers

Andriely Medeiros de Araújo 24/09/2025 at 21:06

Automotive

Parked Badly? Just Push a Button: BYD Unveils 100% Autonomous Parking Feature with Unprecedented Market Guarantee

Romário Pereira de Carvalho 13/07/2025 at 09:45

A 25-year-old astronomer used a four-inch telescope in a wooden shed and found a signal that paved the way for discovering thousands of planets outside the solar system.

The INSS creates a system filter to block repeated requests for retirement, pension, and benefits made with the same CPF, after almost 42% resubmitted applications within 30 days, and promises to accelerate the queue of 2.6 million processes.

New system from Embrapa uses satellite images and AI to map water and aquaculture in Brazil; named YaraTracker, the system is still in the testing phase.

Startup launches modular technology that transforms houses into distributed data centers to support the advancement of artificial intelligence.

After so many blackouts, a family transforms an electric truck into a power source for their home and shows how a 100 kWh battery can keep everything running for days.

Gasoline From Air? Artificial Photosynthesis System Uses Solar Light, Recycles Carbon Dioxide, and Could Change Fuels Forever

NASA Tests Technology That Could Transform Lunar Ice Into Rocket Fuel, Enabling Refueling Of Space Modules Directly On The Surface And Dramatically Reducing The Cost Of Deep Space Missions

He Created a System with Styrofoam Panels That Reduces Heat, Cold, and Noise, Protects the Masonry, and Increases Indoor Comfort with Low Structural Weight

Inspired By The Teacher, 18-Year-Old Tests Electronic Voting Machine Security And Highlights Unique Learning Experience

Those Earning R$ 10,000 Are Excluded From Income Tax Relief: See How the New Rule Creates Two Different Systems in Brazil

Drum Brakes vs. Disc Brakes: Differences, Benefits, and Care for Drivers

Parked Badly? Just Push a Button: BYD Unveils 100% Autonomous Parking Feature with Unprecedented Market Guarantee

In the cold desert of Ladakh, where it hardly rains, engineer Sonam Wangchuk created the ice stupa, a tower that freezes winter water and stores it for irrigating crops in the spring, a simple engineering feat that mimics nature.

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.

They planted a sea of eucalyptus to produce cellulose, but the monoculture turned into a green desert, dried up springs and rivers, and pushed families out of regions in Minas Gerais and Bahia.

Júlia Pimentel, an 11-year-old from Minas Gerais, independently invented a new formula to calculate the square root using simple addition and multiplication, and her method was published in one of the most important mathematical scientific journals in Brazil.

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.

Heir bought 23,000 degraded acres in the Scottish Highlands, fenced the area, planted nearly 1 million native trees, and transformed empty mountains into a forest officially recognized after meeting 15 evaluation criteria over 20 years.

The Atacama Desert, the driest place on Earth, was covered in flowers and turned into a colorful carpet with more than 200 species in the phenomenon called “desert bloom,” when atypical rains awaken seeds that had remained dormant in the soil for many years.