What if there are other universes, just like ours? With an infinite number of Earths? With uncountable versions of you? And ...

If true, the idea would blow past one of physics’ most sacred limits: that parallel versions of reality can never talk to ...

The curious minds at What If investigate what would happen if we opened a portal to a parallel universe, exploring alternate physics, realities, and cosmic consequences.

Artist Mark Parisi is known for his long-running comic panel Off The Mark, which humorously portrays everyday life and absurd ...

Our universe does host life, but another one might be even better suited for life. Here’s what you’ll learn when you read this story: Researchers are studying how hospitable our universe is to ...

Consciousness remains science’s greatest mystery. A new study explores how it arises—and why solving it could reshape ...

Kimi K2.5 Agent Swarm runs up to 100 parallel agents, finishing startup assets in under ten minutes so you launch faster.

Kimi K2.5 beats ChatGPT 5.2 on speed and cost, with Agent Swarm trimming runtime by up to 4.5x so budgets stretch further.

Despite objections and doubts, these big cities are showing that approaches to reduce pollution can and do work.

This puzzle is known as the problem of time, and it remains one of the most persistent obstacles to a unified theory of ...

"Avengers: Doomsday" is still wrapped in secrecy, but these Marvel TV shows just might factor into the events. We'll catch ...

First Contact didn't happen on the big screen, but instead in the pages of a Star Trek/X-Men crossover comic book.