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Curiosities

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

79 articles · Curiosities

Curiosities

In 1887, a Scottish veterinarian named John Boyd Dunlop watched his son bounce painfully along a cobbled path on a tricycle and glued strips of rubber into a tube of air around the wheels that night, because the boy had complained of headaches from the ride — and the pneumatic tyre he improvised in his garden was working on Belfast streets within a year

How a Scottish vet's improvised rubber tube — built in a Belfast garden shed to stop his son's cycling headaches in 1887 — became the passive suspension system every wheeled vehicle on Earth still uses.

By Silicon Canals Editorial Team · Jul 21, 2026
Curiosities

Scientists spent decades treating Olympus Mons as a dead volcano, a frozen relic three times the height of Everest that stopped erupting long ago, until they found morning frost on its summit and signs that something below is still pushing it higher

Olympus Mons on Mars is 22 kilometres tall and 600 kilometres wide, with slopes so shallow that a person standing on it would see only flat ground to the horizon. The geometry of the largest volcano in the solar system defeats human perception.

By Silicon Canals Editorial Team · Jul 21, 2026
Curiosities

The Atacama Desert in Chile contains weather stations that have never recorded a single drop of rain in more than a century of measurement, yet a thin fog called camanchaca rolls in from the Pacific often enough that lichens and cacti pull moisture straight from the air

In the driest desert on Earth, some weather stations have never recorded a drop of rain — yet lichens and cacti thrive by pulling water directly from a coastal fog called camanchaca.

By Silicon Canals Editorial Team · Jul 20, 2026
Curiosities

On July 20, 1969, as Eagle descended toward the lunar surface, the guidance computer began flashing 1202 alarms because a stuck rendezvous radar was flooding it with data, and Margaret Hamilton's priority-scheduling code shed the low-priority tasks in real time and let the landing continue

The 1202 alarm that flashed inside Eagle at 33,500 feet above the Moon was not a computer failure. It was Margaret Hamilton's priority scheduler doing exactly what she had designed it to do.

By Silicon Canals Editorial Team · Jul 20, 2026
Curiosities

In 1926, the U.S. government killed Yellowstone's last wolf pack — and spent the next 69 years watching the park quietly fall apart

In 1926, federal predator-control policy eliminated the last wolf pack from Yellowstone. What followed — eroding riverbanks, vanishing willows, a single beaver colony left in the entire park — took nearly seven decades to understand, and scientists are still arguing about how much the 1995 reintroduction actually reversed.

By Silicon Canals Editorial Team · Jul 17, 2026
Curiosities

A parasitic fungus can infect carpenter ants, drive them to bite leaves about 25 centimetres above the forest floor, and then grow a stalk from their heads to release spores where other ants forage

How Ophiocordyceps unilateralis takes over a carpenter ant's body, steers it to a leaf vein 25 centimetres above the forest floor, and grows a spore stalk out of its head — and the newly discovered Bornean fungus that preys on it in turn.

By Silicon Canals Editorial Team · Jul 17, 2026
Curiosities

Two men are each called the inventor of email: one chose the @ sign between two computers in 1971, the other wrote a program he named EMAIL as a 14-year-old in 1978, and the fight over whose claim counts ended up in a federal courtroom

In late 1971, Ray Tomlinson wheeled his chair between two PDP-10 mainframes at BBN in Cambridge and sent the first message between computers on ARPANET, choosing the @ symbol because no one's name would ever contain it.

By Silicon Canals Editorial Team · Jul 16, 2026
Curiosities

Before it was named Ceratothoa famosa, Nico Smit’s photograph of the parasite staring from a fish’s mouth had already gone viral

Cymothoa exigua is a parasitic isopod that enters a fish through the gills, drinks the blood out of its tongue until the tongue withers away, and then attaches to the stub and spends the rest of its life acting as a functional replacement tongue — the only known case in biology of a parasite replacing a host organ.

By Silicon Canals Editorial Team · Jul 16, 2026
Curiosities

Nearly every plant on your plate is quietly chemically defended against being eaten — and a growing line of research suggests that faint, low-dose sting may be one of the underrated reasons a vegetable-heavy diet keeps you healthy

The bitter compounds in kale, broccoli and green tea are plant defence weapons — and the reason vegetables extend human life. A look at hormesis, the gut bacteria that decide who benefits, and why the vegetables engineered to taste mild may deliver less of what makes them medicine.

By Silicon Canals Editorial Team · Jul 15, 2026