SortStack #168 — 2026-11-24

By weight · Order from lightest to heaviest.

1. A compact disc 15 g

   A CD's spiral data track is less than a micrometer wide and would stretch about five kilometers if unwound.

2. An adult male western lowland gorilla 160 kg

   Silverbacks are several times stronger than a fit human, yet they eat almost nothing but plants and the occasional termite.

3. An adult male orca 5 t

   Orcas are actually the largest species of dolphin, and each pod hunts with dialects and techniques passed down like culture.

4. An Ohio-class nuclear submarine, submerged 18.8K t

   It displaces more than some WWII aircraft carriers and can stay underwater for months, limited mainly by the food supply.

5. The CN Tower in Toronto 117.9K t

   It held the title of world's tallest free-standing structure for 32 years, and its glass floor was the world's first.

6. The Empire State Building 331K t

   Built in just 410 days during the Depression, it sat so empty at first that New Yorkers dubbed it the 'Empty State Building'.

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