Latest Doctor Who companions Stories
Outgoing "Doctor Who" star David Tennant says British actress and pop singer Billie Piper could be the next titular Time Lord on the series. Tennant recently announced he was leaving the science-fiction show after he wraps several specials set to air in 2009.
- The horn of a unicorn considered as a medical or pharmacological ingredient.
- A winged horse with a single horn on its head; a winged unicorn.