Sixteenth century Danish astronomer Tycho Brahe laid the framework for modern cosmology without ever using a telescope.

Tycho Brahe was an alchemist who was reluctant to share his discoveries. In his laboratory, however, he worked with an element that humanity discovered nearly 200 years after his death.

Renowned for his groundbreaking work in astronomy, Tycho Brahe also harbored a lesser-known interest in alchemy. Recent ...