Author Archives: Sean Carroll

Marching for Science

The March for Science, happening tomorrow 22 April in Washington DC and in satellite events around the globe (including here in LA), is on the one hand an obviously good idea, and at the same time quite controversial. As in … Continue reading

Posted in Science and Politics | 8 Comments

What Happened at the Big Bang?

I had the pleasure earlier this month of giving a plenary lecture at a meeting of the American Astronomical Society. Unfortunately, as far as I know they don’t record the lectures on video. So here, at least, are the slides … Continue reading

Posted in Science, Time | 71 Comments

Memory-Driven Computing and The Machine

Back in November I received an unusual request: to take part in a conversation at the Discover expo in London, an event put on by Hewlett Packard Enterprise (HPE) to showcase their new technologies. The occasion was a project called … Continue reading

Posted in Technology | 19 Comments

Quantum Is Calling

Hollywood celebrities are, in many important ways, different from the rest of us. But we are united by one crucial similarity: we are all fascinated by quantum mechanics. This was demonstrated to great effect last year, when Paul Rudd and … Continue reading

Posted in Entertainment, Science | 5 Comments

Thanksgiving

This year we give thanks for a feature of the physical world that many people grumble about rather than celebrating, but is undeniably central to how Nature works at a deep level: the speed of light. (We’ve previously given thanks … Continue reading

Posted in Science | 25 Comments

Gifford Lectures on Natural Theology

In October I had the honor of visiting the University of Glasgow to give the Gifford Lectures on Natural Theology. These are a series of lectures that date back to 1888, and happen at different Scottish universities: Glasgow, Aberdeen, Edinburgh, … Continue reading

Posted in Big Picture, Philosophy, Religion, Science | 11 Comments

Talking About Dark Matter and Dark Energy

Trying to keep these occasional Facebook Live videos going. (I’ve looked briefly into other venues such as Periscope, but FB is really easy and anyone can view without logging in if they like.) So here is one I did this … Continue reading

Posted in Science | 54 Comments

Leonard Cohen

What a goddamn week. Leonard Cohen, one of the greatest singer-songwriters in living memory, has died at age 82. His music meant a lot to me personally, as it did to countless others. Usually sad, sometimes melodramatic, always thoughtful and … Continue reading

Posted in Music | 30 Comments

The Future of Democratic Values

Hey, did you know we are having an election here in the United States? I think I saw it mentioned on TV. Whatever your preferences may be, everyone eligible should try to get out and vote. This election has, without … Continue reading

Posted in Humanity, Politics | 72 Comments

Entropy and Complexity, Cause and Effect, Life and Time

Finally back from Scotland, where I gave a series of five talks for the Gifford Lectures in Glasgow. The final four, at least, were recorded, and should go up on the web at some point, but I’m not sure when. … Continue reading

Posted in Big Picture, Science, Time | 27 Comments