Much of the attention on the world's plunging birth rate is on East Asian countries like Japan and South Korea. But Latin American countries, like Chile, are also seeing a decline in fertility.

The world's population is expected to peak at 10.3 billion in 2084 and then decline to 10.2 billion through the end of the ...

Formed around a distant star elsewhere in the Milky Way, it is an interstellar wanderer, not a merely interplanetary one.