Dr. Lee just posted a mind-blowing paper on wormholes as a means of time travel. Theories abound on the forum:
Dr. Patel: "Wormholes are not stable, my friend! You'll end up with a nasty case of chrono-syndrome."
Dr. Lee: "Nonsense, Patel! I've got a wormhole simulator on my phone. It's a real time-killer."