Science and Technology

With the wingspan of a Boeing 747 and 160 times lighter, a solar drone flies for 90 days without landing, without fuel, and without a pilot, carrying 17,248 photovoltaic panels, a 200 km radar with AI, and has already crossed storms in the Gulf of Mexico during tests for the U.S. Navy.

Valdemar Medeiros 31/03/2026 at 18:37

Geopolitics

Spain challenges the USA and closes its airspace for operations against Iran, raising global tension and provoking the threat of a trade rupture.

Felipe Alves da Silva 31/03/2026 at 18:29

Construction

Russian engineers create an innovative propeller blade for aircraft that could completely change the way airplanes and helicopters operate.

Felipe Alves da Silva 31/03/2026 at 18:27

Courses

Take one of the free courses from SENAI! There are over 100 options for training completely online and with a guaranteed certificate in Logistics, Mechanics, Business, Energy, Safety, and much more; see how to enroll and boost your resume with SENAI EAD.

Ruth Rodrigues 31/03/2026 at 18:16

Interesting facts

Discovered just 4 meters deep, a 5,000-year-old submerged city with streets, tombs, and trade signs with Crete reveals how one of the oldest civilizations in the world lived before disappearing beneath the sea.

Valdemar Medeiros 31/03/2026 at 18:12

Interesting facts

The new “monster” submarine of the United States Navy weighs nearly 8,000 tons, is 115 meters long, does not require fuel, and can operate for long periods submerged; meet the USS Massachusetts (SSN-798), which arrives to strengthen the military power of the U.S. amid global tensions.

Ruth Rodrigues 31/03/2026 at 18:07

Automotive

Used automatic cars from Hyundai that are reliable, offer comfort, good performance, and cost between R$ 45,000 and R$ 75,000.

Ruth Rodrigues 31/03/2026 at 18:02

Science and Technology

Butantan Institute will produce pembrolizumab for the SUS and could change everything in cancer treatment by expanding access to innovative immunotherapy that strengthens the body and reduces high costs.

Hilton Libório 31/03/2026 at 17:55

Science and Technology

China wants to divert rivers through the sky using thousands of generators installed in the mountains of the Tibetan plateau to make it rain in dry regions, and neighboring countries like India and Nepal are already beginning to worry about the effects of this technology.

Maria Heloisa Barbosa Borges 31/03/2026 at 17:53

Automotive

Electric car surprises on the Transamazon Highway as it tackles a mud pit; Saveiro and Hilux get stuck and need to be pulled out, while a milk truck crosses alongside with ease and draws attention.

Carla Teles 31/03/2026 at 17:50

Science and Technology

A highly powerful solar explosion is heading towards Earth and could jeopardize the historic launch of NASA’s Artemis II mission in April 2026.

Felipe Alves da Silva 31/03/2026 at 17:45

Construction

Couple finishes building PVC chalet on the beach on the last day, with air conditioning and curtains, but discovers the bathroom drain is inverted: water escapes from the drain, risking breaking the floor, and the rush continues before the trip.

Carla Teles 31/03/2026 at 17:37