I've never seen a bird land on a wall,
But +Fox News hints it's a real thing.
A new drone prototype has the ability to not only take off and land vertically, but it can also land against a wall, similar to a bird.
I've never seen a bird land on a wall,
But +Fox News hints it's a real thing.
A new drone prototype has the ability to not only take off and land vertically, but it can also land against a wall, similar to a bird.