An educational video about the first letter of the alphabet, its pronunciation, and usage.

Debunking the myth: Space Shuttles were designed for low-Earth orbit, not lunar missions. Explore the facts behind the Space Shuttle program.

A highly detailed, black and white pencil drawing of a neuron network, with hundreds of neurons ranging in size, and active synapses glowing, in a cartoon comic book style.

Learn about the jackfruit tree's scientific classification and its origins in southern India and Malaysian rainforests.

Watch as a talented breakdancer showcases his skills while balancing a glass of water on his head, without spilling a drop.

Learn how crypto trading bots use algorithms to automate buying and selling of cryptocurrencies, and explore their benefits and risks.

习惯可以改变一个人，好的习惯让我们变得更好，坏的习惯让我们不由自主。如何养成好的习惯，改变自己？