Moss may be the key to planetary expansion for humanity, though that's a stretch from what is very early research of flora growth in outer space.

It doesn’t shout for attention, it doesn’t bloom, and it doesn’t grow tall—but moss has been quietly thriving on this planet for over 400 million years. You’ll find it nestled in stone walls, ...

When it comes to plants, there are some that really command attention, like majestic redwoods or elegant roses. And then…. there's moss, which doesn't usually get a lot of love, or even get noticed at ...