Physics sets unforgiving limits on how fast anything can move, yet the same laws also leave surprising room for creative ways to cross the gulf between stars. The real question is not whether the ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American In an earlier blog post about Christopher ...

We spoke to a genuine astrophysicist about the accuracy of Star Trek's approach to interstellar travel, the holodeck, and the transporter.

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American Wired has a fun piece about physicist and ...

It looks like time travel, closed timelike curves, quantum mechanics, and quantum entanglement are once again at the centre of discussions among scien.

The presence of deuterium, an isotope of hydrogen, in 3I/ATLAS suggests the interstellar comet formed in a much colder place before our solar system existed.