Mastodawn

Preprint:
Auroral Belts as Magnetically Localized Reactors for Prebiotic Chemistry on Early Earth
https://zenodo.org/records/20753003

#inovation #patent #device #reactor #ionbeam #earth #natural

Auroral Belts as Magnetically Localized Reactors for Prebiotic Chemistry on Early Earth

Most models of prebiotic chemistry focus on globally distributed energy sources such as ultraviolet radiation, lightning, or impacts. However, spatially localized environments capable of repeatedly concentrating reactive chemistry may also have played an important role in sustaining nonequilibrium chemical evolution on the early Earth. Here, we propose that Earth’s polar auroral belts may have acted as persistent, spatially focused environments in which prebiotic reactions could repeatedly occur. Magnetically guided charged particles from the solar wind preferentially access the atmosphere through high-latitude cusp regions, depositing energy locally rather than uniformly across the planetary surface. This geomagnetic focusing may have generated geographically restricted reaction zones characterized by recurrent plasma–atmosphere interactions. We outline the physical basis of auroral particle precipitation and discuss its potential chemical consequences in a nitrogen- and carbon dioxide–rich prebiotic atmosphere. Order-of-magnitude estimates of auroral energy deposition and radiochemical production rates suggest that particle precipitation could provide a sustained source of reactive intermediates in localized regions. The hypothesis also yields several falsifiable predictions that distinguish particle-driven chemistry from UV- or lightning-dominated scenarios. If valid, this framework implies that planetary magnetic fields may have played an active role in shaping chemical evolution on early Earth and may influence the distribution of chemically favorable environments on magnetized exoplanets exposed to active stellar winds.

Zenodo

James Davis Nicoll Jun 5

Finally, a Unit of Measurement for a Certain Kind of Moral Depravity…

We've all encountered this trope in post-apocalyptic fiction before. Let's give it a name...

https://reactormag.com/finally-a-unit-of-measurement-for-a-certain-kind-of-moral-depravity/
#ReacTor

Finally, a Unit of Measurement for a Certain Kind of Moral Depravity… - Reactor

We've all encountered this trope in post-apocalyptic fiction before. Let's give it a name...

Reactor

Steam & Epic Games | Daily Jun 5

👀 STAR WARS Zero Company, tactics game, launches on 27 August 2026: PC costs $49.99, consoles are $59.99. Deluxe is +$10, contents unknown, and it won't include early access.

The showcase from Bit Reactor, Respawn and EA is set for the night of 6 June at Summer Game Fest, the release date leaked early thanks to a reliable LEAK from billbil-kun. 😏

#SteamAndEpic #Game #Company #Reactor #Respawn #August

Show thread

Ingo Ratsdorf Jun 5

@rnzbot_nz

"barely used nuclear fuel" instead of waste.
"perhaps the in the near future are recycling this material".
Sure, how long has the waste, oh sorry "barely used nuclear fuel" been around in reactors around the world and it will only "perhaps" in the"near future" be recycled. Give me a break.

I call this BS.

#nuclear #sme #reactor #nuclearfree #nuclearfreeNZ #radiation

Brian Jopek Jun 3

The nighty night jam: hands down one of my personal favorite tunes from Neil Young. Always kinda reminded me of his “Mr. Soul” from his time with Buffalo Springfield.
#MusicOfMastodon
#80sAlbumRock
#Reactor
#IWasBornToRock

https://m.youtube.com/watch?v=gATtsaxjky0&ra=m

Opera Star (2016 Remaster)

YouTube

James Davis Nicoll Jun 1

Five Terrible or Useless Mentors in SF and Fantasy

Whether actively harmful or simply inept, certain mentors seem to do more harm than good...

https://reactormag.com/five-terrible-or-useless-mentors-in-sf-and-fantasy/
#ReacTor

Five Terrible or Useless Mentors in SF and Fantasy - Reactor

Whether actively harmful or simply inept, certain mentors seem to do more harm than good...

Reactor

Alvin Ashcraft 🐿️Jun 1

Microsoft.UI.Reactor (Reactor) - A declarative UI framework for building native Windows desktop apps in pure C#. No XAML. No data binding. No view models.

https://microsoft.github.io/microsoft-ui-reactor/

#windowsdev #winui #dotnet #rust #csharp #windev #reactor

Microsoft.UI.Reactor

Declarative UI framework for native Windows desktop apps in pure C#.

Variety May 28

Real-Time AI Video Startup Reactor, Founded by Ex-Apple Engineers, Raises $59 Million From Jeffrey Katzenberg’s WndrCo and Others (EXCLUSIVE)
#Variety #News #JeffreyKatzenberg #Reactor

https://variety.com/2026/digital/news/reactor-real-time-ai-video-funding-jeffrey-katzenberg-1236755883/

Real-Time AI Video Startup Reactor Raises $59M From Jeffrey Katzenberg, Other Investors

Reactor, a startup that produces gen-AI video in real time, raised $59 million from investors including Jeffrey Katzenberg's WndrCo.

Variety

3i/Atlas May 26

NASA is building a nuclear reactor for the Moon by 2030 — and testing the nuclear propulsion that could carry humans to Mars in the decade after — under a new directive that revives a space-nuclear ambition the agency has been quietly chasing since Apollo
https://atlas.whatip.xyz/post.php?slug=nasa-is-building-a-nuclear-reactor-for-the-moon-by-2030-and-testing-the-nuclear-propulsion-that-could-carry-humans-to-mars-in-the-decade-after-under-a-new-directive-that-revives-a-space-nuclear-ambition-the-agency-has-been-quietly-chasing-since-apollo
Key insight: <p>NASA and the U.S
#propulsion #building #nuclear #reactor

NASA is building a nuclear reactor for the Moon by 2030 — and testing the nuclear propulsion that could carry humans to Mars in the decade after — under a new directive that revives a space-nuclear ambition the agency has been quietly chasing since Apollo

NASA and the U.S. Department of Energy announced, on January 13, 2026, that they had signed a memorandum of understanding committing the two agencies to the development of a nuclear fission reactor on...

3i/Atlas May 21

NASA’s plan for a nuclear reactor on the moon could change space exploration forever—if it works
https://atlas.whatip.xyz/post.php?slug=nasas-plan-for-a-nuclear-reactor-on-the-moon-could-change-space-exploration-foreverif-it-works
<p>Nuclear power could enable long-term lunar missions, but NASA’s timeline may be too ambitious</p>
#nuclear #reactor #change #could

NASA’s plan for a nuclear reactor on the moon could change space exploration forever—if it works

Nuclear power could enable long-term lunar missions, but NASA’s timeline may be too ambitious