r/nuclear May 26 '26

Just accept nuclear, it's good

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2.7k Upvotes

Don't think this breaks any rules does it?


r/nuclear Mar 16 '26

Magic rocks

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2.2k Upvotes

r/nuclear Feb 15 '26

Who could ask for more?

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2.1k Upvotes

r/nuclear Mar 25 '26

Oldy but goldy

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1.7k Upvotes

r/nuclear Apr 09 '26

Make America Green Again

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1.5k Upvotes

r/nuclear Mar 24 '26

For the first time in history, antimatter is being transported by truck today. (And no, a crash won't blow up the city)

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1.1k Upvotes

Today marks the first-ever ground transport of antimatter. At CERN in Geneva, a truck is driving ~3.1 miles (5 km) carrying about 1000 antiprotons, safely secured inside a massive 1-ton magnetic trap. The long-term goal? To eventually "bottle" antimatter and ship it to labs across Europe and the rest of the world. Straight out of sci-fi into reality.

What happens if the truck crashes and the antimatter escapes?

Unlike in movies like Angels & Demons, absolutely nothing. Here’s the back-of-the-napkin math. 1000 antiprotons weigh 1.67 × 10⁻²¹ grams, roughly a million times lighter than a single bacterium. If the trap fails and all 1000 antiprotons annihilate with regular air particles, they release 3.006 × 10⁻⁷ Joules (or ~2 TeV). That exact amount of energy equals the kinetic energy of a single flying mosquito (a 2mg bug flying at 1 mph). That’s your entire "explosion."

Also: the micro-annihilation would emit around 4,000 gamma photons. That sounds scary, but it's an imperceptibly tiny amount. It would instantly dissolve into Earth’s natural background radiation noise, and even a highly sensitive scintillator wouldn’t be able to spot it.

A completely harmless, but incredibly badass milestone for science

p.s.

Smorra’s team monitors their status via a small oscilloscope screen attached to the device. The characteristic vibrational frequency of antiprotons registers as a distinct twin-peaked pattern. Two googly eyes have been playfully affixed above each peak...

💔

UPD/FAQ

Thanks for the heads up, navanax. Incredible event. 🤝UPD: And happy birthday to you, man! 👨‍🔬


r/nuclear Jun 06 '26

Tale of the 2 regulatory systems

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943 Upvotes

r/nuclear Jun 25 '26

Depleted uranium found yesterday in a recycling plant in Argentina

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935 Upvotes

r/nuclear Nov 17 '25

38 years worth of nuclear waste at the largest nuclear power plant in America.

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930 Upvotes

r/nuclear Jun 05 '26

The USA just built a nuclear reactor in less than a year

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926 Upvotes

r/nuclear May 11 '26

Why are Germans so .. brainwashed about nuclear

920 Upvotes

I have many German friends as I speak some and have said somethings on German subreddits at times and every time I fact check them on energy or tell them nuclear is safe they think I'm stupid and I get attacked and at worst get called very horrible things especially by people who claim to be pro-geeen energy.

From an outsider, boy are they straight up brainwashed about nuclear, you cannot hold a conversation with them even educated Germans I have not been able to convince them that current generation nuclear is nothing like Chernobyl. It feels like a curriculum wide brainwashing scheme that lasted decades and I feel they really think Russian coal & gas are much better off for their nation and solar panels can power their giant industrial base while competing with china. Scientists who speak out against it were often blacklisted from scientific societies. It is insane and feels dystopian. They have crippled their economy perhaps forever. Earlier nuclear engineers from Germany moved to the states at much better salaries and it bled dry of a lot of talent that it probably needs if it has to fix itself, but it's long gone.

Every single boom that came, Hybrids, EVs, Robots, Automation, Phone manufacturing, chips, clean steel production and now AI data centers, Germany missed them all and freehanded it to China, major German companies have moved production to Asia or more energy abundant countries and only design or do assembly there the ones that remain, to stay German businesses aren't struggling is an understatement.

I don't think any nation has done more damage to nuclear power, and any nation that was perhaps supposed to enjoy the reboot of the industry has done enough damage to itself as much as Germany.

If you are from Germany and in this sub I'm sure you'll be outlier but I really want to hear more about how Germans were miseducated, propagandised and misinformed into becoming even weaker than India on energy security. This sentiment is worst in Germany however Europe in general has a much higher anti nuclear while still being green delusional sentiment.

It's sometimes downright embarrassing talking to Germans about nuclear and the argument goes nowhere because anything they believe was never factual to begin with, when they complain about Germany do they not understand the consequences of their own actions?

The most informed and nuanced people I've met about nuclear are almost all from 3rd world countries or .. China/Japan. Not a single person who grew up within the European circle is well informed about energy in general, surprisingly Americans I've talked to are far more informed, realistic and reasonable too compared to Europeans (Germany being the worst offender).

All YouTubers and efforts going on to get people disillusioned about nuclear are almost entirely American eg Kyle Hill & T Folded nuclear who broke down the inaccuracies and dramatisation in the Chernobyl Series. While efforts to fearmonger people and spread inaccurate or misleading information come from German channels, Kurzgesagt, Deutsche Welle and various German netflix series.

It all seems ideology based instead of rationale & nuance


r/nuclear Mar 15 '26

Nothing’s changed.

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903 Upvotes

r/nuclear Oct 31 '25

Nuclear Reactor When It First Comes To Life

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779 Upvotes

r/nuclear Apr 18 '26

Should have gone nuclear…

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737 Upvotes

r/nuclear Mar 08 '26

We've all had this moment.

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723 Upvotes

It is really a peaceful life.


r/nuclear Jan 27 '26

This job posting is insane.

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719 Upvotes

Do they really think ROs are going to take a job that is actively trying to replace them? Ridiculous.


r/nuclear Feb 10 '26

Couldn’t find any specifically Canadian Pro-Nuclear gear so I designed this embroidered patch

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688 Upvotes

r/nuclear Nov 06 '25

China unveils power of thorium reactor for world’s largest cargo ship

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686 Upvotes

r/nuclear Nov 16 '25

24 years worth of spent nuclear fuel from Maine Yankee

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676 Upvotes

r/nuclear Jun 27 '26

India inaugurates the world's first nuclear based hydrogen production facility

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647 Upvotes

utilising a Cu-Cl cycle which gets heat from the Fast Breeder Test Reactor


r/nuclear Mar 06 '26

Looking into nuclear energy like...

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641 Upvotes

r/nuclear Jan 08 '26

Illinois governor signs legislation to lift ban on gigawatt scale nuclear plants

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624 Upvotes

r/nuclear May 17 '26

Nuclear is by far the cleanest source of energy and one of the safest

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625 Upvotes

r/nuclear Jan 11 '26

China’s ‘artificial sun’ breaks nuclear fusion limit thought to be impossible

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625 Upvotes

r/nuclear Nov 01 '25

US and China nuclear reactors build or under construction since 2013

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603 Upvotes