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Some people have called me a doomer. Others call me a pessimist. Personally, I think I’m a realist. If I look at ...
2024-02-11 16:00:08 +0000 UTC View Post
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We have seen a few new headlines this week about the plans of particle physicists to build a huge new collider at CERN in Geneva. I’ve had a look.
P...
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Nuclear fusion is a great idea, in principle. In principle, it could solve the energy worries of the world beautifully. The problem i...
2024-02-09 16:00:16 +0000 UTC View Post
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Electric vehicles are great, but let’s be honest, it’s more convenient to fill up a fuel tank with gasoline than sit around and w...
2024-02-08 16:00:12 +0000 UTC View Post
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2024-02-07 17:00:13 +0000 UTC
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Last week, the US senate had a hearing on the dangers of social media in preparation of a legislation to improve child safety o...
2024-02-06 16:00:07 +0000 UTC View Post
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This is a rare case in which I talk about some of my own work 2024-02-05 16:00:09 +0000 UTC View Post
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We’ve seen a lot of headlines in the past year about how dangerous AI is and how overblown these fears are . I’ve found it ...
2024-02-04 16:00:06 +0000 UTC View Post
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This is the amazing story of the discovery of X-rays, the trouble that followed, and what we can learn from it.
It’s November and the ...
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Do you still write by hand? Anything besides shopping lists? 2024-02-02 16:00:11 +0000 UTC View Post
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2024-02-01 01:09:10 +0000 UTC
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One of the most disturbing ideas in physics, or maybe *the most disturbing idea, is that space can fall apart. That’s be...
2024-01-31 16:00:15 +0000 UTC View Post
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Google has unveiled a new artificially intelligent system, AlphaGeometry, that can solve problems of mathematical geometry. It’s t...
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What happened before the Big Bang? I got this q...
2024-01-29 16:30:02 +0000 UTC View Post
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Physicists say that 80 percent of the mass in the universe is dark matter, and not only this, dark matter is supposedly all around us, we just can’t see it....
2024-01-28 16:00:07 +0000 UTC View Post
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YouTube has removed the dislike counter, but the numbers are still available backstage. And I can tell you that my most disliked vide...
2024-01-27 16:00:07 +0000 UTC View Post
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I got a lot of questions this week about an article which said that 2024-01-26 16:00:12 +0000 UTC View Post
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How do we know that climate change is caused by humans? 2024-01-25 16:00:08 +0000 UTC View Post
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I don’t like places where hot stuff bubbles out of the ground, but Icelanders have no such issues. They’re now almost ready to st...
2024-01-24 17:00:15 +0000 UTC View Post
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Floods, droughts, heat waves, hurricanes, storm surges. Extreme weather events receive a lot of media coverage. In recent years, the...
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The quantum Cheshire Cat is a famous experiment that’s attracted a lot of attention in the past decade. In this experiment, a parti...
2024-01-22 16:00:09 +0000 UTC View Post
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The Center for Countering Digital Hate put o...
2024-01-21 16:00:10 +0000 UTC View Post
Have you ever wondered where all that mass around you comes from? No, it’s not the sugar industry, it comes from the pion condensate. Let me explain.
The Higgs boson is one of the elementar...
2024-01-20 16:00:09 +0000 UTC View Post
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A group of astrophysicists have found another megastructure in the universe. They’ve called it the “Big Ring” and it’s a whop...
2024-01-19 16:20:01 +0000 UTC View Post
2024-01-18 22:43:16 +0000 UTC
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This is a video about digestive problems. It’s not what I normally talk about, and so I’ve hesitated to make this video. But then I thought. If it helps e...
2024-01-18 17:00:18 +0000 UTC View Post
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We have talked a lot about particle accelerators that look for new physics. But sometimes you can teach new tricks to old physics. A great exampl...
2024-01-17 16:00:09 +0000 UTC View Post
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A Chinese company has announced they’re planning to mass-produce tiny nuclear batteries that can last up to 50 years, possibly beat...
2024-01-16 16:00:10 +0000 UTC View Post
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The Dark Energy Survey has surveyed dark energy and found that our universe is unlikely to rip into pieces. I think that’s good new...
2024-01-15 16:00:10 +0000 UTC View Post