Life is a mix of sadness and happiness.

The dual number does not exist in English grammar.

My zodiac sign is Gemini.

My favorite Sosei features beautiful depictions of daffodils and ume flowers.

This twin crystal has a very unusual shape.

The shape of this dipyramid is very unique.

This bicone shape is mathematically very interesting.

The celestial pair is beautifully coloring the night sky.

His research is drawing society's attention to environmental issues.

The ringed seal is the most commonly seen seal in the Arctic Circle.