A Whale of a Time A Whale of a Time
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Illustration by Cyryl Lechowicz
Nature

A Whale of a Time

Selected Cetaceans
Mikołaj Golachowski
Reading
time 7 minutes

The Lonely Singer

Oceans are vast spaces in which even a huge whale is a small, lonely dot. But in the course of evolution, these dots have developed a system of communication which allows them to find each other.

For example, the vocalizations of the blue whale—the largest of them all—travels thousands of miles through the depths of the ocean, reaching an impressive volume of 188 decibels. Sperm whales are even louder—up to 230 dB. For comparison, a jet engine is only 140 dB—as loud as a gunshot. Humans would find it difficult to hear these sounds, as most of them are much too low for their ears.

Every whale species uses a different frequency in the 10-40 hertz range. But there is one individual among them which broadcasts outside of that range, officially considered to be the loneliest cetacean in

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Natural Order Natural Order
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The Richat Structure (the Eye of the Sahara), Mauritania, 2020. Photo by Yonas Kidane/Wikimedia Commons (CC BY-SA 2.0)
Nature

Natural Order

The Regular Patterns of Nature
Mikołaj Golachowski

Nature tends towards entropy. At the same time, it is full of patterns and regularities. How is this possible?

One of my favourite literary characters, the moderately heroic wizard Rincewind from Terry Pratchett’s novels, was once terrified to hear that a certain area featured many erratic rocks. The wizard’s anxiety could be understood if we take the word ‘erratic’ to mean unpredictable or even capricious, and not just as a descriptor of a rock that has been transported by a glacier and deposited in a surprising location.

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