"Lord Vader nixed design shapes like pyramids, cubes, or a cylindrical Death Pencil, because he adores symmetry." #StarWars https://arstechnica.com/science/2018/09/the-math-of-why-its-so-hard-to-build-a-spherical-death-star-in-space/ 

— Ars Technica (@arstechnica) July 18, 2018

The Popular Potato Chip Brand You Can Only Find in Prison — https://bit.ly/2cvK74Q pic.twitter.com/3F2NEabwIj

— Mental Floss (@mental_floss) July 18, 2018

Australian filmmaker freed from Cambodia prison arrives in Sydney https://reut.rs/2NXpxLt pic.twitter.com/8WLNWQeD5K

— Reuters Top News (@Reuters) July 18, 2018

Maldives opposition declares victory over autocratic ruler in presidential election https://wapo.st/2MXE70K 

— Washington Post (@washingtonpost) July 18, 2018

NASA's new satellite uses lasers to track Earth's melting ice https://fxn.ws/2Dr3I2z 

— Fox News (@FoxNews) July 18, 2018

See Paul Simon perform “Homeward Bound” during the final stop of his farewell tour https://rol.st/2MXIDME pic.twitter.com/CYAAIwNtkQ

— Rolling Stone (@RollingStone) July 18, 2018

Even if smokers don’t light up in the presence of children, thirdhand smoke — the residue left on objects even after the smoke is gone — can still cause harm https://nyti.ms/2Nw0oIl 

— The New York Times (@nytimes) July 18, 2018

Elderly Rite Aid Patron Stretching Out Conversation About Toothpaste To Prolong Human Contact https://trib.al/KKZ3EwC pic.twitter.com/svj1jWZt3x

— The Onion (@TheOnion) July 18, 2018

Got to check if you're getting the best deal!pic.twitter.com/Zi4IpOjeSD

— USA TODAY (@USATODAY) July 18, 2018

In 2016, the U.N. agreed to establish guidelines to provide climate refugees with protection, education and other opportunities. Only one country has dropped out of the process so far — the U.S. under President Trump. http://lat.ms/2I9ynjO 

— Los Angeles Times (@latimes) July 18, 2018

[email protected] will hold a live stream Q&A at 9 p.m. EST about the CBSN Originals documentary "Puerto Rico: The Exodus After Hurricane Maria." Use the hashtag #CBSPuertoRico to send questions, and feel free to record your questions in a video for David https://cbsn.ws/2PX1wRO pic.twitter.com/tyMBK4wdBa

— CBS News (@CBSNews) July 18, 2018

This is Strato­launch. It's the largest airplane, by wingspan, ever created. The aircraft would be a flying launchpad, heaving a half-million-pound rocket ship to cruising altitude and drop it. The rocket would ignite its engines for an ascent into space. https://wired.trib.al/UvFL6jG pic.twitter.com/LxKcPQZP5g

— WIRED (@WIRED) July 18, 2018