At this point, Superman and Ultraman duke it out. It’s revealed that he’s a clone of Superman, created by Lex to be the “most powerful being on Earth” and controlled with an expansive, brutal moveset.

I’ve used far too many robot vacuums for a 20-something year-old. Of all the ones I’ve tried, Eufy’s Omni S1 Pro is the most reliable. It’s also super powerful, hardly ever leaving any dust or dirt ...

Ozone Depletion Research. Learn what caused the holes in the ozone layer and how the ozone layer is recovering since the banning of CFCs. Read how certain clouds affect ozone depletion and more.

The University of Pennsylvania's independent student news organization.