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Posts Tagged ‘science’

Today in random things you will never need to know but are oddly fascinating anyway:

Caffenol: A Guide to Developing B&W Film with Coffee | PetaPixel

I used to develop my own film (you know, kids, that thing we had before digital pictures). I also used to drink coffee.

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Photo by Nathan Dumlao on Unsplash

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What will the world look, feel and sound like by 2100? For those of us who imagine possible futures, the graphics in this article may be helpful.

Climate change is forcing map makers to redraw the world

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Photo by Patrick Fobian on Unsplash

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NASA recently released the Artemis II roster for the next crewed lunar mission. As one article put it, “this is not your grandfather’s moon mission” and that’s a good thing. The crew is 25% female, 25% African American, and even (gasp!) 25% Canadian! (Think you too have what it takes? Here’s a link to get started: Astronaut Selection Program | NASA. Good luck!)

Why go to space? There are a lot of potential answers. Given the complex, diverse and fascinating future of exploration, here’s a collection of stories and essays that address this very question.

Visions, Ventures, Escape Velocities: A Collection of Space Futures from ASU’s Center for Science and the Imagination

Stories by: Madeline Ashby, Steven Barnes, Eileen Gunn, Ramez Naam, Carter Scholz, Karl Schroeder, Vandana Singh

Essays by: Jim Bell, Lawrence Dritsas, Linda T. Elkins-Tanton, Emma Frow, Roland Lehoucq, Andrew D. Maynard, Clark A. Miller, Deji Bryce Olukotun, Steve Ruff, William K. Storey, Sara Imari Walker, G. Pascal Zachary

Interview with: Kim Stanley Robinson

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Photo by Armand Khoury on Unsplash

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For the next couple of nights we may be able to see not one not two not three not four but (that’s right, folks) five planets in the skies above us!

When, where and how to view five planets lining up in the sky this week

…Jupiter, Mercury, Venus, Uranus, and Mars will dazzle us earthlings this week.

Unfortunately, our night skies tend to be washed out but I’m hoping to see at least part of this planetary parade. If you do too, try heading out after sunset.

Wait until the sun has set and then go out and look low in that bright part of the sky where the sun has just set with binoculars, and you should see brighter Jupiter next to fainter Mercury. 

Good luck!

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Photo by Ruud Luijten on Unsplash

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Oh hey, I forgot to give you a heads up about the “asteroid big enough to wipe out a city” that flew past us over past weekend.

‘City killer’ asteroid to pass harmlessly between Earth and moon

The good news is that we’re all still here. Hooray!

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Photo by Massimiliano Morosinotto on Unsplash

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Today, a short but earth-shaking bit of science, from over 2000 years ago.

The story of Eratosthenes and Earth’s circumference, as told by Carl Sagan

After hearing that the shadows disappeared at noon in the town of Syene (now known as Aswan), Eratosthenes achieved his understanding of our planet’s size by comparing the angle of the sun’s rays in the port city of Alexandria-at the same time.

The Sagan video won’t post for whatever reason, but this is the link: 

Carl Sagan – Cosmos – Eratosthenes

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Photo by Jan Kopřiva on Unsplash

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Ladies and Gentlemen, we regret to announce that because this year’s annual Pi Day celebration falls on a Tuesday, it will have to be postponed. The good news is that pi is infinite. Any day can be Pi Day!

I will focus on pie at a later, more auspicious time. Until then, please enjoy both the mathematical concept and culinary reality of pi/e.

Happy Pi Day! Here’s all you need to know – CBS Boston

10 Ways to Celebrate Pi Day with NASA on March 14

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Photo by Jon Tyson on Unsplash

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Despite weekend efforts to the contrary, my taxes remain unfinished (soon! really!). In the larger scheme of things, however, it’s not that big a deal.

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Photo by Tim Trad on Unsplash

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In case you’ve ever wondered how to cure idiopathic persistent singultus, and really, who hasn’t? 

How to (Actually) Stop Hiccups – The Atlantic

First, exhale completely, then inhale a deep breath. Wait 10 seconds, then—without exhaling—inhale a little more. Wait another five seconds, then top up the breath again. Finally, exhale. Generally, you will find that your singultus is gone.

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Photo by krakenimages on Unsplash

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And now, back to my taxes.

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Photo by Nick Moore on Unsplash

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