Factskiff - A skiff adrift in the ocean of facts

Why Must Airplane Window Shades Be Opened During Takeoff

When an airplane is about to take off, flight attendants always remind us of different things or ask us to do certain actions. What is the reason behind these instructions? When the plane is

Why Does the Sun Keep Shining

The Female Hierarchy of Honeybees

Why Do Twins Look Identical

Many people have twin friends, and upon first meeting them, one often marvels at how similar they look. Why do twins resemble each other so closely? What leads to the formation of twins? Sperm

Why Electricity Can Drive a Motor to Rotate

The motor is one of the most important tools of human civilization, contributing greatly to the functioning of society. Electric fans, subways, electric cars, elevators—the examples are countless.

How Myopia Develops

Myopia is one of the most common vision problems worldwide, and many people rely on eyeglasses or contact lenses to improve their sight. In more socially and economically developed regions, the

How Wind Forms

A gust of wind blowing against us can feel invigorating. We see and feel the presence of wind every day, but how exactly is wind formed? Before understanding the formation of wind, we need to

Why Can’t Chickens Fly

Chickens have wings, yet we almost never see them soaring through the sky. Do chickens actually fly? Many people say they cannot — but what is the real reason? The reason chickens cannot truly fly