Learn about the fundamental principles of electric circuits, including voltage, current, resistance, and common components like wires, batteries, and switches.

A female athlete from Africa in motion, showcasing her speed and endurance while running.

A depiction of the Greek god Poseidon, often associated with the sea, rising out of the ocean with his iconic long hair flowing in the waves.

记录了夕阳下田园风光的美丽景象，晚霞、金黄色的小草和摇曳的狗尾草，伴随着晚风，展现了一片宁静而美丽的乡村景色。

A mysterious grey alien wearing a cowboy hat stands in a field, with a strange liquid dripping from its fingers to the ground, set in the 1890s.

A unique illustration of a grey alien wearing a traditional cowboy hat from the 1800s, blending science fiction and western themes.

A demonstration of using a slingshot to humanely kill invasive cane toads, a common pest control method in some regions.