Part Two of 'Wicked' arrives on streaming in just a clock tick... are you ready to be changed for good?

A single HPV vaccination appears just as effective as two doses at preventing the viral infection that causes cervical cancer, researchers reported Wednesday. HPV, or human papillomavirus, is very common and spread through sex. Most HPV infections clear up on their own but some linger, causing cancers that appear years later, including cervical cancer in women and rarer cancers in both women and men.

NASA's Artemis II mission is underway. The astronauts are scheduled to fly around the moon Monday. Here's what to know about their 10-day journey through space.