Peg uses a magic ukulele to find the line of symmetry on shapes. Peg uses a magic ukulele to find the line of symmetry on shapes that form steps. The steps should lead her to the Kingdom of Day, where ...

Researchers learn to predict how crystals take shape from their internal chemistry, even when the crystal lacks symmetry. A crystal's shape is determined by its inherent chemistry, a characteristic ...

Neuroscience research into people with aphantasia is now revealing how imagination works and demonstrating the sweeping variety in our subjective experiences.

Reflective symmetry is when a shape can be folded in half, with either side of the fold being a mirror image of the other. Rotational symmetry is when a shape can be rotated and it still looks the ...