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Science and Technology

Embraer plane intrigues passengers with sound similar to a whale, but the secret is in the engine: noise comes from harmonic transition in the combustion chamber, does not represent a defect and shows why the E2 has become a curiosity among aviation enthusiasts.

Carla Teles 05/06/2026 at 22:59

Science and Technology

84.1-meter giant hidden in Taiwan becomes the tallest known tree in East Asia and impresses scientists after a search with laser, climbers, and online volunteers.

Fabio Lucas Carvalho 05/06/2026 at 22:53

Construction

Two-story tiny house reveals the secret many people ignore in construction: walls do not support the structure, 8 pillars bear the weight, and 1,500 blocks show how the true skeleton of a house is born within engineering.

Carla Teles 05/06/2026 at 22:50

Interesting facts

For the first time in history, India surpassed the United States in the amount of solar energy added in a single year and became the second largest in the world in this regard in 2025, behind only China, according to the IRENA report released in 2026.

Maria Heloisa Barbosa Borges 05/06/2026 at 22:47

Solar Energy

How much does it cost to install solar energy at home in 2026? This method of generating energy attracts attention for allowing a reduction in electricity expenses and an estimated financial return between four and seven years, with residential systems costing between R$ 15,000 and R$ 28,000.

Ruth Rodrigues 05/06/2026 at 22:28

Interesting facts

Gigantic airport abandoned for over 50 years in Cyprus with a plane parked since 1974 will undergo a radical transformation and become a museum to bring Cypriot communities closer together.

Romário Pereira de Carvalho 05/06/2026 at 22:26

Interesting facts

To contain the salt storms that plague Central Asia, scientists from China and Uzbekistan have joined forces on the former bed of the Aral Sea, planting salt-tolerant species and using solar energy to try to bring life back to a land that has turned into a desert.

Bruno Teles 05/06/2026 at 22:24

Interesting facts

Women who once slept on the streets of Detroit now make coats that open up into sleeping bags to save others from the cold.

Flavia Marinho 05/06/2026 at 22:22

Science and Technology

NASA dumps 1.7 million liters of water in less than 30 seconds on a launch pad, not to extinguish fire, but to protect the most powerful rocket in history from the sound of its own liftoff, in a system that empties two Olympic-sized pools per minute and creates a 30-meter geyser even without a rocket present.

Valdemar Medeiros 05/06/2026 at 22:20

Interesting facts

30-year-old single mother and recyclable collector goes viral in Goiânia after encouragement from her son, gains thousands of followers in a few days, and uses the unexpected fame to advocate for an essential profession that keeps the city away from chaos.

Carla Teles 05/06/2026 at 21:39

Geopolitics

UK intelligence issues strong warning: Russia may attack NATO soon amid escalation of drones on the eastern European flank and urges the alliance to invest in defense.

Romário Pereira de Carvalho 05/06/2026 at 21:37

Interesting facts

Grandma Sônia builds an empire of 600 stores, earns R$ 720 million per year, produces 60,000 cakes daily, and surprises by selling her network created in Ribeirão Preto at the age of 80 to the giant owner of Fleischmann.

Alisson Ficher 05/06/2026 at 21:35

Embraer plane intrigues passengers with sound similar to a whale, but the secret is in the engine: noise comes from harmonic transition in the combustion chamber, does not represent a defect and shows why the E2 has become a curiosity among aviation enthusiasts.

84.1-meter giant hidden in Taiwan becomes the tallest known tree in East Asia and impresses scientists after a search with laser, climbers, and online volunteers.

Two-story tiny house reveals the secret many people ignore in construction: walls do not support the structure, 8 pillars bear the weight, and 1,500 blocks show how the true skeleton of a house is born within engineering.

For the first time in history, India surpassed the United States in the amount of solar energy added in a single year and became the second largest in the world in this regard in 2025, behind only China, according to the IRENA report released in 2026.

How much does it cost to install solar energy at home in 2026? This method of generating energy attracts attention for allowing a reduction in electricity expenses and an estimated financial return between four and seven years, with residential systems costing between R$ 15,000 and R$ 28,000.

Gigantic airport abandoned for over 50 years in Cyprus with a plane parked since 1974 will undergo a radical transformation and become a museum to bring Cypriot communities closer together.

To contain the salt storms that plague Central Asia, scientists from China and Uzbekistan have joined forces on the former bed of the Aral Sea, planting salt-tolerant species and using solar energy to try to bring life back to a land that has turned into a desert.

Women who once slept on the streets of Detroit now make coats that open up into sleeping bags to save others from the cold.

30-year-old single mother and recyclable collector goes viral in Goiânia after encouragement from her son, gains thousands of followers in a few days, and uses the unexpected fame to advocate for an essential profession that keeps the city away from chaos.

UK intelligence issues strong warning: Russia may attack NATO soon amid escalation of drones on the eastern European flank and urges the alliance to invest in defense.

Grandma Sônia builds an empire of 600 stores, earns R$ 720 million per year, produces 60,000 cakes daily, and surprises by selling her network created in Ribeirão Preto at the age of 80 to the giant owner of Fleischmann.

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.

He transformed an abandoned plastic water tank into an underground house in the “hobbit hole” style, using only repurposed pallet wood, without heavy machinery or expensive labor.

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.

Toyota launches “family hybrid van” with 7 or 8 seats, 1.8 hybrid engine, fuel consumption of up to 23.8 km/l, and a price equivalent to about R$ 104,000 without taxes, below the Tiggo 8 Pro Plug-in Hybrid sold in Brazil: meet the Noah Hybrid 2026 in Japan.

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.

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.