Category Archives: Science

New Video: Negative Mass Part 3

Posted on July 9, 2023 by Alex R. Howe

In case you missed it on my other platforms, I finally made a new video in my “Negative Mass” series. Part 4 coming soon for the Summer of Math Exposition contest.

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Commissioned Artwork: Terraforming Venus 2523

Posted on March 14, 2023 by Alex R. Howe

I published this art piece on YouTube, Twitter earlier today. You can watch the video here. I’ve reproduced the transcript in this post, along with a few extra notes. Video Transcript (with notes) One year ago, I published a paper[1] … Continue reading →

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Television Review: Prehistoric Planet

Posted on May 29, 2022 by Alex R. Howe

This past week, Apple TV premiered its new dinosaur documentary, Prehistoric Planet. This is a bigger deal than it may sound. Okay, so, for a long time, the gold standard for dinosaur documentaries was Walking with Dinosaurs, which premiered on … Continue reading →

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How Bad Would the Greenhouse Effect in The Calculating Stars Really Be?

Posted on October 24, 2021 by Alex R. Howe

In Mary Robinette Kowal’s The Calculating Stars, a meteor hits the east coast of the United States in the 1950s, obliterating Washington DC and causing global climate catastrophe. Mathematical genius and future Lady Astronaut Elma York calculates that the climate … Continue reading →

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A Study in Parallel Universes: the Diproton “Catastrophe”

Posted on March 29, 2021 by Alex R. Howe

Advocates of “fine-tuned universe” claim that if the physical laws of our universe were just slightly different, life would not be able to exist. Some of my colleagues and I previously looked at these claims with the “Weakless Universe,” where … Continue reading →

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Do the Demographics of Logan’s Run Make Sense?

Posted on March 14, 2021 by Alex R. Howe

As a companion to this week’s episode of A Reader’s History of Science Fiction, I wanted to take a closer look at the science behind one of the books I’ll be talking about: Logan’s Run by William F. Nolan and … Continue reading →

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Flat Earth Challenge Follow-Up: Refraction

Posted on December 22, 2020 by Alex R. Howe

One year ago today, I posted a Challenge to Flat Earthers on this blog. I proposed an experiment that could photograph the curvature of the Earth directly without having to worry about camera distortions, which is what Flat Earthers usually … Continue reading →

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TV Review: Cosmos: Possible Worlds, Week 1

Posted on September 23, 2020 by Alex R. Howe

During the previous season of Cosmos: A Spacetime Odyssey, I reviewed the series to discuss how it measured up to the original, and I wanted to do the same thing again. Granted, the new season, Possible Worlds, doesn’t exactly lend … Continue reading →

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Cosmos: Possible Worlds Premiers on Fox Tomorrow

Posted on September 21, 2020 by Alex R. Howe

Back in March, I posted about the new season of Cosmos. This is Neil deGrasse Tyson’s second follow-up to Carl Sagan’s classic series. He already did Cosmos: A Spacetime Odyssey in 2014, which I enjoyed and reviewed extensively at the … Continue reading →

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Could a Planet-Sized City Work?

Posted on September 13, 2020 by Alex R. Howe

In Isaac Asimov’s Foundation series, the planet Trantor is a single, huge city spanning its entire surface (also known as an ecumenopolis), an idea that was famously replicated with Coruscant in Star Wars. As a companion to tomorrow’s podcast on … Continue reading →

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