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Skeptic » The Michael Shermer Show » Avi Loeb — Interstellar Meteors, Spherules, and Alien Origins

Skeptic » The Michael Shermer Show » Avi Loeb — Interstellar Meteors, Spherules, and Alien Origins
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The edge of habitability: Tracking water in the world s driest desert

Captained by A I , This New Mayflower Will Cross the Atlantic This Spring | Innovation

Lightning Rocks And Life : Short Wave : NPR

(SOUNDBITE OF MUSIC) NELL GREENFIELDBOYCE, BYLINE: Hey, Maddie. So listen; I have a question for you. SOFIA: OK. GREENFIELDBOYCE: If I asked you what comes to mind when you think of lightning and life, what would you say? SOFIA: Lightning and life (laughter) - maybe Frankenstein. You know, that lightning got them where they were going. (SOUNDBITE OF FILM, FRANKENSTEIN ) COLIN CLIVE: (As Henry Frankenstein) It s alive. It s alive. It s alive. It s alive. GREENFIELDBOYCE: All right. Yeah, that s what everybody thinks of. But today, I have a different story about lightning and life. And this one starts about five years ago in Illinois, not too far from Chicago, in a family s backyard where something strange happened.

Lightning Might Have Sparked Early Life on Earth

Phosphorus is an essential element for all known life, forming the backbone of DNA and RNA molecules. Although the element was abundant on ancient Earth, most of it was locked inside nonreactive minerals . This had led researchers to hypothesize, in a 2005 study, that meteorites were responsible for the delivery of reactive phosphorus in the form of the mineral schreibersite, according to But the origins of life on Earth might have been home grown. A team of geologists discovered that lightning strikes here on our planet can form schreibersite. That means the “emergence of life is not necessarily connected to meteorite impacts,” Sandra Piazolo, a geologist at the University of Leeds in England and a coauthor of the study, tells

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