🌉 Anatomy of a Mega-Structure: How a Cable-Stayed Bridge is Built!
Ever wondered how massive bridges are anchored securely across deep waters? Take a deep dive into the fascinating engineering and multi-step construction process of a cable-stayed bridge, from the ocean...
Por que os polos têm 6 meses de dia e 6 de noite? 🌍
Tudo se deve à inclinação de 23,5° do eixo da Terra e à sua órbita ao redor do Sol. Durante metade do ano, um polo fica voltado para o Sol (dia constante); na outra, aponta para o lado oposto, gerando a noite polar. ☀️
NASA has released one of the most detailed visualizations ever created of Earth’s ocean currents.
Using data from satellites and advanced ocean models, the map reveals massive rivers of moving water, swirling eddies hundreds of miles wide, and the powerful Gulf Stream carrying warm water from the Gulf of Mexico across the Atlantic.