Absolum has a lot of bosses for you to fight and conquer, but one of the toughest is The Underking. He's big, he's mean, he's got a scythe that is somehow also a gun, and he's going to try to bury you ...

"For the last 20 years, people believed that the cosmological constant is positive, and the universe will expand forever," Tye says. "The new data seem to indicate that the cosmological constant is ...