Why the heat index matters more than just the temperature

The number on the thermometer only tells half the story. Here’s what to know about heat index—and why some scientists are rethinking how it is calculated.

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The weather bureau has just declared an El Niño. What could this mean for Australia?

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What Is a Trillion, Really?

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If You’re Counting on Calcium and Vitamin D Supplements to Prevent Fractures, Think Again

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For countries contesting the FIFA World Cup, size doesn’t always mean goals and glory

Among the 48 nations contesting the FIFA World Cup, how much do demographic factors like population and median age matter? See how your national squad compares.

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Why existing vaccines won’t help this Ebola outbreak

As scientists race to develop a new Ebola vaccine to combat the Bundibugyo species, a few leading candidates have emerged.

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Our neighbors, the peacocks

A portrait of the pristine suburb of Arcadia, where hundreds of feral peacocks are embraced by some, despised by others- by Aeon VideoWatch on Aeon

Aeon Video·Jun 15, 2026