Seth Shostak

Senior Astronomer: SETI InstituteHost: Big Picture Science radio show and podcast Author: Confessions of an Alien Hunter: A Scientist’s Search for Extraterrestrial Intelligence How will humanity first discover ET Life?Best guess: Technosignature Details: Large technological structures will be discovered in the next 20 years, analogous to theancient Egyptian pyramids. Unlike signals, artifacts are…

science.nasa.gov ·1h ago

We haven't written up this one. NASA Science has the full story — the link below goes straight to it.

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Ethan R. Siegel

Astrophysicist: Ph D.: University of FloridaBlog: Starts with a Bang: Forbes, ScienceblogsAuthor: Beyond the Galaxy (WSPC: 2015)Author: Treknology: The Science of Star Trek from Tricorders to Warp Drive (Voyaguer Press: 2017) How will humanity first discover ET Life?Best guess: biosignatures (distant exoplanets)Here in our own Galaxy, we…

2h ago ·science.nasa.gov

What the smell of a soil can tell us about soil health

Farmers used to sniff their soil to gauge how healthy it was. According to ecologist Rosa Boone, you can deduce a great deal from its smell: "The fungi and bacteria present in the soil are important for soil health and are responsible for the soil's smell." Boone discovered that the smell of soil can be captured and analyzed in the lab…

2h ago ·phys.org

Seth Shostak

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Ethan R. Siegel

What the smell of a soil can tell us about soil health

Closer To Nature, Further From Loneliness, IIM Indore Study Finds Among Students Living Away From Home

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