Katy Perry lit up the Kia Forum in Los Angeles on Tuesday night (July 15) as part of her Lifetimes Tour, with iconic tracks “Roar,” “The One That Got Away,” “Firework” and loads more! From acrobating ...

An astrophysicist has torn Elon Musk’s dream of terraforming Mars to shreds, saying that it is “stupidest thing” anyone can choose to do. Those who’ve chosen a career in science follow one rule: you ...