Rare earth

Rare earth may refer to:

Science and technology

Astrobiology

• Rare Earth: Why Complex Life Is Uncommon in the Universe, a book by Peter Ward and Donald E. Brownlee
  • Rare Earth hypothesis, the hypothesis that complex life in the universe is exceptionally rare, spawned by the book

Chemistry and geology

• Rare-earth elements, a group of elements on the periodic table
• Rare-earth mineral, a mineral that contains one or more rare-earth elements as major metal constituents
• Rare-earth magnet, a type of magnet that employs rare earth elements to increase effectiveness

Music

• Rare Earth (band), an American musical group
• Rare Earth Records, a subsidiary of Motown Records which produced rock music