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Beams of light—not cables—are carrying the internet across a river in the Congo
Sep 16, 2021 8:00 PM
Blindingly bright black holes could help cosmologists see deeper into the universe’s past
Sep 16, 2021 7:00 PM
Why a record number of container ships are backed up off the coast of California
Sep 16, 2021 2:00 PM
Featured in phobos
Jun 11, 2015
Japan Wants To Dig Up Dirt On Martian Moons
A mission to Phobos and Deimos could pave the way for putting humans on Mars
Aug 30, 2013
Big Pic: A Martian Eclipse That Looks Like Googly Eyes
As the Mars rover Curiosity glances up at the sun, one of the moons that orbits its new home passes in front of the sun.
Aug 19, 2013
Watch One Martian Moon Eat Another [Video]
The Mars rover Curiosity captures images of a rare moon-on-moon eclipse.
![Watch One Martian Moon Eat Another [Video]](https://www.popsci.com/uploads/2019/03/18/IGGONEFORNNMOSYX6MVUVDYLFM.png?crop=357:215&width=357)
Nov 15, 2011
Phobos-Grunt, Still Stuck in Orbit, Could Burn Up in the Atmosphere in January
A brief window remains to rescue the craft
Nov 9, 2011
Russia’s Phobos-Grunt Mission to Mars is Stuck in Earth Orbit After Engines Fail to Fire
Engineers have three days to save the craft before its batteries run out
Oct 12, 2009
Water Bears Are Headed for a Martian Moon
A delayed Russian mission will try again in two years to deliver Earth life to Phobos
