A bell is also rung, part of the ritual introduced when Pope Benedict XVI was elected, which confirms the smoke is white and ...

Astronomers are once again getting excited about a rare nova that could appear in the night sky anytime from now into the coming months. Here's why.

Astronomers are once again getting excited about a rare nova that could appear in the night sky anytime from now into the coming months. Here's why.

After months of wondering and predicting what the asterisk in the film's title meant, Marvel Studios reveals its meaning on the movie's posters.