Elon Musk: In two years, you can "summon" a car from across the country http://onforb.es/1RHBMFT  pic.twitter.com/NrDy1vi9rC

NASA spots mysterious "snail" crawling across Pluto's surface: http://wxch.nl/1liLuBZ  pic.twitter.com/rSuJqpKBIA

The world's 62 richest people have as much wealth as half of the world's population http://cnnmon.ie/1Q8wRw7  pic.twitter.com/bO7YtCq9xf

Airbus partners with Uber for "pretty exciting" experiment involving on-demand helicopters http://cnb.cx/1JSJWKB  pic.twitter.com/3l3k5mlOAN

I-94 near Hartford, Mi. Terrible conditions. Steer clear. Other crashes nearby this site on 94 w/multi deaths. pic.twitter.com/BpArke4tq3

Lithium: the new petrol? Probably http://econ.st/1n0byTo  pic.twitter.com/Aoesax105H

Super-rich: 62 people own as much as half the world with $7.6 trillion hidden from taxation http://aje.io/7nrg  pic.twitter.com/ZJGEP7THRK

Happy Birthday to the lovely and inspiring @FLOTUS. http://bit.ly/1ns1raq  pic.twitter.com/xOtdfWWPCD

Oil slides to lowest since 2003 as Iran sanctions lifted http://reut.rs/1ndkRjF  pic.twitter.com/qKLGSKYUCb

A tornado is on the ground southeast of Tampa, approaching Fort Meade, FL. Take cover now! pic.twitter.com/FZlN0CtKiO

Clinton v Sanders: Who came out on top in heated #DemDebate? http://bbc.in/1Nfkr0G  pic.twitter.com/JjEPD9y5RX

While we slept, Atlanta Fed lowered its Q4 growth forecast to 0.6%. Puts 2015 at 1.8%. Oops: http://bit.ly/1P7Edmj  pic.twitter.com/fX04xWZBdG

Healthcare the main point of contention in tonight's #DemDebate: http://reut.rs/2399cm5  pic.twitter.com/D8Bfle6moZ

.@BernieSanders: "We have more people in jail than any other country on earth" #DemDebate http://ti.me/1JTzVg3  pic.twitter.com/Y8MKCDAATb

Peyton Manning is back! The @Broncos hope he can lead them past the @steelers: http://usat.ly/1UZq9JZ  #PITvsDEN pic.twitter.com/pOot0Wlj6M

In light of a wild week for the stock market, channel this energy from Warren Buffett: http://on.mktw.net/1RUjilx  pic.twitter.com/8v0IMiff9G

The 2nd stage engine has cut off #Jason3 is now coasting in an intermediate orbit until 2nd stage re-start in ~46min pic.twitter.com/138TNvEiYi

In his closing argument at the #DemDebate @BernieSanders urges http://cbsn.ws/1nsGT1K  : pic.twitter.com/sSG0wGXCPz

Sean Penn speaks to @CharlieRose in his first interview since his meeting with El Chapo http://cbsn.ws/1U5AjZp  pic.twitter.com/wkqVM4Ez45