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Curiosities

Biology, geology, deep ocean, evolution, and natural-world facts. Cross-domain wonder pieces.

70 articles · Curiosities

Curiosities

The Pompeii worm lives on the chimneys of deep-sea hydrothermal vents with its tail bathed in 80°C water and its head in 22°C water, the steepest thermal gradient any animal on Earth tolerates, and it survives by farming a fleece of bacteria on its back that may be insulating it from the heat

Alvinella pompejana lives on hydrothermal vent chimneys with its tail near 80°C and head at 22°C — the steepest thermal gradient tolerated by any known animal — and wears a fleece of chemosynthetic bacteria that may insulate it from the heat.

Curiosities

In 1994, a park ranger abseiling into a sandstone gorge 150 kilometres from Sydney found a stand of trees with bark like bubbling chocolate that turned out to be Wollemi pines, a species the fossil record had declared extinct for 90 million years and whose location the New South Wales government still refuses to publish

In 1994, NSW park ranger David Noble abseiled into a sandstone canyon and found Wollemi pines, a conifer the fossil record had listed as extinct for 90 million years. Three decades on, the location is still a state secret.

Curiosities

In 1946, a captured Nazi V-2 rocket lifted off from White Sands carrying a 35mm DeVry motion picture camera bolted into its nose, and at 65 miles up it shot the first photographs ever taken of Earth from space — the film canister survived the crash because engineers had wrapped it in steel and buried it in the desert sand

On October 24, 1946, a captured V-2 rocket fired from White Sands carried a 35mm camera to 65 miles up and brought back the first photographs of Earth from space — the film survived because engineers had wrapped it in steel and trusted the desert sand to catch it.

Curiosities

Sperm whales sleep in vertical pods, drifting tail-down near the surface in groups of five or six, completely motionless for about 15 minutes at a time, in one of the shortest sleep cycles of any mammal on Earth

Sperm whales rest in vertical clusters near the ocean surface, silent and motionless for roughly fifteen minutes at a time — the shortest sleep cycle of any mammal yet measured, and a posture marine biologists only confirmed in 2008.

Curiosities

Palm oil supplies over a third of all the vegetable oil on Earth while using less than a tenth of the land devoted to oil crops — the most efficient fat humanity has ever found, and the most controversial

A single oil palm tree yields up to ten times more oil per hectare than soy or sunflower, which is why palm supplies over a third of global vegetable oil on less than a tenth of oil-crop land — and why its expansion into Sumatra and Borneo has become one of the hardest environmental tradeoffs on Earth.

Curiosities

Palm oil hides on supermarket labels under more than 200 different names — from sodium lauryl sulfate to glycerol stearate — and most shoppers have no idea they're buying it in shampoo, chocolate and ice cream

Palm oil sits in roughly half of all packaged supermarket products, but it almost never appears on the label as "palm". The WWF lists more than 200 derivative names — from sodium lauryl sulfate to glycerol stearate — that disguise where the molecule came from, leaving shoppers with an impossible cross-referencing task at the shelf.

Curiosities

Abdul Taib Mahmud ran the Malaysian state of Sarawak for 33 years, holding the finance ministry and the land-and-resources ministry himself — one office deciding who got to log one of Earth's oldest forests

For 33 years, Abdul Taib Mahmud held the Sarawak chief ministership, the finance portfolio and the resource planning ministry at the same time — one office issuing timber concessions across one of the oldest rainforests on Earth.

Curiosities

A single 5-gram scoop of creatine carries roughly the same amount as 1.5 kilograms of raw beef — a quantity almost nobody could eat at dinner, which explains why even committed meat-eaters lean on their own organs

A single 5-gram scoop of creatine monohydrate carries roughly what 1.5 kilograms of raw beef would deliver — a quantity no one realistically eats, which is why even committed carnivores rely on their own liver and kidneys to make up the daily shortfall.

Curiosities

In 1928, Scottish bacteriologist Alexander Fleming returned from holiday to a stack of staphylococcus plates, noticed a blue-green mould had cleared a halo through the bacteria, and gave the leaking compound a name that would change medicine: penicillin

When Alexander Fleming returned to his St. Mary's Hospital lab in September 1928, a contaminated petri dish would change medicine forever. The story of how a blue-green mould, a rotting Peoria cantaloupe and an artist's eye for the odd produced the drug that has saved half a billion lives.

Curiosities

Michel Eugène Chevreul boiled down skeletal muscle broth in 1832 and isolated a compound he named after the Greek word for flesh — and that name still defines what gyms now sell by the tub

In 1832, French chemist Michel Eugène Chevreul boiled down skeletal muscle and isolated a compound he named from the Greek word for flesh. Nearly two centuries later, creatine has become one of the most studied and widely sold supplements on Earth.

Curiosities

A mosasaur called Tylosaurus grew to more than 13 metres in the Late Cretaceous seas, roughly twice the length of a great white shark, with a second set of teeth on the roof of its mouth that drove prey one-way down its throat

Tylosaurus stretched past 13 metres in the Late Cretaceous seas, longer than two great white sharks nose to tail, with backward-pointing palatal teeth that turned its throat into a one-way ratchet. A newly named species from Texas, Tylosaurus rex, pushes the genus to its upper limit.