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

Footage of busy city streets on a rainy day, with people rushing to their destinations under colorful umbrellas.

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

A woman captures a moment in time with her camera, freezing a memory forever.

Explore the incredible defense system of the human body, from the different jobs and components of the immune system to its response to infections and how it keeps you safe.

A person peels and consumes a banana in a casual setting.

Discover the challenges customers face when searching for labs online, seeking advice from colleagues, and relying on personal recommendations.