Learn about the guitarra, a stringed musical instrument originating from Spain, its history, types, and playing techniques.

Watch as a Moai statue is carefully rotated to its original position, showcasing the intricate details of this ancient Easter Island monument.

Allan Kardec discusses his seminal work, The Spirits' Book, a foundational text of Spiritism that explores communication with the spirit world.

Explore how robots are being integrated into classrooms to enhance STEM education and promote interactive learning experiences for students.

Senator Bernie Sanders takes a break from campaigning to grab a quick bite at a fast food restaurant, giving a glimpse into his eating habits on the road.

Discover the basics of hydroponics in this 1-day training course, covering soilless growing methods, system design, and plant care.

A simulated spacecraft navigates the intense gravitational forces surrounding a black hole, showcasing the warping of space-time.