"This is a major step toward understanding how galaxies like our Milky Way came to be." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Apple apparently recommends that your Time Machine drive has double the capacity of your internal drive, I guess so you can back up all of the contents of your internal drive plus versions. My old ...

Whether space-time exists should neither be controversial nor even conceptually challenging, given the definitions of “space-time,” “events” and “instants.” The idea that space-time exists is no more ...

If you wave your hand in front of your face, you won’t notice anything particularly interesting. Perhaps a gentle waft of air against your cheek – that’s about it. No epiphany. No major sign that ...