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- New solar sail may travel to Alpha Centauri https://earthsky.org/space/alpha-centauri-travel-time/ 96 comments
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- Scorched-earth Senate filibuster threat from McConnell needs to be tested https://www.nbcnews.com/think/opinion/mcconnell-s-scorched-earth-senate-filibuster-threat-needs-be-tested-ncna1261231 157 comments
- Sorry Nerds, But Colonizing Other Planets Is Not A Good Plan https://www.forbes.com/sites/modeledbehavior/2017/05/06/sorry-nerds-but-colonizing-other-planets-is-not-a-good-plan/amp/ 15 comments
- After Cosmos: The universe in 31 numbers - The Washington Post http://www.washingtonpost.com/opinions/after-cosmos-the-universe-in-31-numbers/2014/03/14/45ff1e88-aab6-11e3-adbc-888c8010c799_story.html 5 comments
- Can an economy keep on growing? - Inverted Passion https://invertedpassion.com/can-an-economy-keep-on-growing/ 0 comments
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