On August 21, 1986, seventeen hundred people who lived around Lake Nyos in Cameroon suffocated overnight – victims of an extremely rare and silent natural disaster.
The phrase “Here Be Dragons” actually appears only once on a historical map, on the early 16th century Hunt-Lenox Globe. And actual dragons live there.
At dusk or dawn, you might someday see an all-red rainbow.
When a day is longer or shorter than 24 hours you need to use the equation of time to bring it back into sync.
In Norse mythology Fimbulwinter is the great winter immediately preceding Ragnarök. It may have been inspired by the horrifying real-life events of 536 CE.
Somewhere in the sky, obscured from our view by the Milky Way, an unknown anomaly called the Great Attractor pulls a hundred thousand galaxies around.
Where do black diamonds come from? We don’t actually know.
Where do the elements come from? Nuclear astrophysics proposes several origins, depending on the element: the Big Bang, dying and exploding stars, and cosmic rays.
When a double rainbow happens there’s a dark shadow between the bows. This is Alexander’s band.
Several bird species have been implicated in the spread of wildfire in Australia.
Most stars are part of galaxies, but some are hurled out of their usual orbits by supernovae, galactic collisions, and black holes. These are the runaway stars, some of the fastest stars known.
How high does the high tide go? In the Bay of Fundy, Canada, the difference between high and low tides is more than 16 metres. But at several points in the world’s oceans, called the tidal nodes, the sea level doesn’t change at all.
Many of the world’s opals come from a town where the houses are underground and the umbrellas are upside down.
Lake Eyre, in the middle of the Australian Outback, is only a lake when it floods. And when that happens, people like to sail yachts on it.
Oh great, it’s raining blood again! I hope it’s just rain dust from the desert and not intercontinental cloud algae.