Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. While Danish ...

And yet, there was a time when there were no telescopes when astronomical observations were still being done… Danish astronomer Tycho Brahe is best known for measuring and fixing the positions ...

Renowned for his groundbreaking work in astronomy, Tycho Brahe also harbored a lesser-known interest in alchemy. Recent findings from an archaeological dig on the island of Ven, where Brahe's ...