Science and Technology

Supersonic Plane Can Reach Mach 5, Exceed 6,000 km/h, Use Turbine-Free Scramjet Engine, Withstand Extreme Temperatures on the Airframe, and Complete Missions in Minutes

Alisson Ficher 17/02/2026 at 16:30

Science and Technology

U.S. Needs 500 Sixth-Generation Aircraft, Including 300 F-47 Fighters from NGAD and 200 B-21 Raider Bombers, to Face China in the Indo-Pacific

Alisson Ficher 17/02/2026 at 16:28

Renewable Biofuels

Proposal To Import Biodiesel Creates Uncertainty In Brazil And May Compromise Jobs In Agriculture Despite Innovations In Sustainable Biofuels

Hilton Libório 17/02/2026 at 16:25

Agribusiness

Toilet That Transforms Waste into Fertilizer in 6 Months Solves Sewage Problem for 126 Families in the Countryside: System That Doesn’t Use Water, Eliminates Soil Contamination and Generates Certified Organic Fertilizer Without Need for Septic Tank or Public Network

Valdemar Medeiros 17/02/2026 at 16:23

Construction

Bottle-Based Slab Technique Replaces Styrofoam and Ceramic in 50m² House Using 8,500 Units That Provide Superior Thermal Insulation and Reduce Construction Costs by 40% to 60% Compared to Conventional Slabs

Valdemar Medeiros 17/02/2026 at 15:55

Oil and Gas

Suspected Oil Tanker Integrating Russian Ghost Fleet Released by France After Million-Euro Fine, While Sanctions Against Moscow’s Oil Remain in Play

Rannyson Moura 17/02/2026 at 15:40

Courses

Take A Free Technical Course! Federal Institute Calls For Dozens Of Slots In Free Online Technical Course, No Tuition Fees, With Selection By Electronic Lottery

Flavia Marinho 17/02/2026 at 15:40

Geopolitics

Iran’s Supreme Leader Challenges U.S. President, Threatens to Sink Aircraft Carrier in Region and Hardens Nuclear Stance Amid Rising Tensions, Military Pressures, and Indirect Negotiations, Increasing Regional Risk

Carla Teles 17/02/2026 at 15:32

Renewable Energy

Understand How the Expansion of Solar and Wind Energy Creates Demand for Renewable Project Engineers and Develops Careers with Real Impact on National Energy Transition

Hilton Libório 17/02/2026 at 15:28

Mining

Brazil Has The Third Largest Rare Earth Reserve In The World, But Lacks Clear Rules And Legal Security; Without This, Investors Do Not Feel Confident In Directing Their Resources To The Country, Keeping The Economy Stalled While Other Countries Advance In The Race For Strategic Minerals

Rannyson Moura 17/02/2026 at 15:26

Armed Forces

Created By Accident In 1952 To Kill Insects: VX Gas Became The Deadliest Weapon In History And Kills With 1 Drop On The Skin

Valdemar Medeiros 17/02/2026 at 15:26

Interesting facts

This City in Rio de Janeiro, Driven by Oil, Heavily Invests in Education, Science, and Culture, Becoming One of the Largest Economic Powers in Baixada Fluminense, Ideal for Thriving in Business and Living with Family

Rannyson Moura 17/02/2026 at 15:07