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Stay updated with the latest public health research, commentary, and field notes from our editorial team.

Featured Story

Freshwater vs Saltwater: A Tale of Two Waters

July 28, 2025 · 5 min read

I just spent a week at the beach staring at the ocean and really starting to think: Why is a sip from the ocean a terrible idea, while lake water (if clean) is okay? In this post, we’ll dive (pun intended) into what sets freshwater and saltwater apart, why the Earth has both types, how […]

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Announcements

Next week in Science, February 28, 2025

If I had my druthers, I would have written a nice piece on the science of leap day. That would have been fun. As it turns out, most of our energy is over at https://thisweekinpublichealth.com/, trying to keep up with the job cuts and whiplash policy. There was a great article in the Atlantic about […]

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Biology

The Shocking Truth About Cannibal Lizards

Did you know that some lizards in South America are not just hunters but also, well… lizard munchers? Yes, you read that right. These little reptiles have taken the phrase “you are what you eat” to a whole new level, sometimes turning on their own species—or even their own kind! Welcome to the bizarre world […]

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Biology

The Fish That Forgot Where Home Was

Picture this: You return to your childhood neighborhood, only to find that your old playground is now a parking lot. The trees you climbed? Gone. The pond where you skipped rocks? Paved over. Now, imagine this on an oceanic scale—except instead of people, it’s fish. That’s exactly what’s happened to New Zealand’s snapper. For centuries, […]

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Uncategorized

Why Thousands of People Move Like a Giant, Invisible Vortex

Picture this: You’re at a massive festival, packed shoulder to shoulder with thousands of people. Suddenly, the crowd starts moving—not chaotically, but in a coordinated, eerie swirl. No one is directing it, yet somehow, everyone moves in sync. What’s going on? Are we all just mindless particles caught in a human tornado? It turns out, […]

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News

Next Week in Science, February 21, 2024

It’s discouraging, I know. Some colleagues over at the Tango 2 Foundation have provided a nice form letter to and link to help contact your representatives and tell them to use the power of the Legislative Branch to stop this freaking insanity. You can find your reps here: https://www.usa.gov/elected-officials Here’s a script, but please modify […]

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Biology

The Cannibal Bees: How Honey Bees Eat Their Own to Survive

Picture this: A thriving honey bee colony buzzing with life, queen bees laying thousands of eggs, and worker bees tirelessly tending to their larvae. But then—disaster strikes. The flowers dry up, pollen runs out, and suddenly, the colony faces a brutal choice. Starvation or… cannibalism? That’s right. When food gets scarce, worker bees do something […]

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