About 10.8% of the world's land area is arable; i.e. 16 million km22. Right now, we have about 0.25 Ha of arable land per

Only Pluto remains undecided about remaining where it is, although the dwarf planet is, admittedly, still in the throes of a hangover from yesterday's events.

See for yourself!

If anything, Mercury is asking us to slow down and take stock of what we have going on in communication already. Mercury in retrograde motion is forcing you to stop and breathe.

Finally after decades of hope and hard work, astronomers finally discovered a planet orbiting the nearest star to our sun: Proxima Centauri. Describing it in human terms leads to some interesting problems!

If it's for real, it's the closest planet beyond our solar system. The closest planet in outer space.

These starkly beautiful illustrations will transport you to distant worlds.

A: Stephen Hawking, Mark Zuckerberg and Yuri Milner serve as the board of directors for the StarShot project. The project

Neither the self nor all outside it is separate Solely to the unfathomable obscurity Of opacity at night. The sun shine singes

“It is a fascinating object!”

As I was reading about the evidence for the yet-unseen ninth planet, I thought to myself, "Wait a minute. Aren't there already nine planets?" I started listing them off, like you do when you're trying to remember the seven dwarves.

If the predictions are correct -- if Planet 9 actually exists -- then our solar system will better comport with many of those we find elsewhere. And if our solar system is not so special, then there's added reason to suspect that the biology it has spawned may not be so unusual either.