Science and Technology A device that swings like a seesaw powered only by sunlight promises to extract lithium essential for batteries from seawater and also generate potable water as a byproduct, in an innovation by Chinese researchers that is still a prototype but could change the race for the most coveted metal of the energy transition. Bruno Teles 02/06/2026 at 15:41
Science and Technology Long Before WhatsApp, Pagers Revolutionized Quick Communication. Discover How They Worked and the Most Used Secret Codes Ruth Rodrigues 18/08/2025 at 09:42
Interesting facts Forget Repellent: This Device Hunts and Destroys Up to 30 Mosquitoes Per Second With AI-Guided Lasers Noel Budeguer 09/07/2025 at 18:45
