Until Apple revoked its privileges Wednesday, Facebook was paying iOS users $20 a month to download and install the data-sucking application.

Are you optimistic or pessimistic about the future?

Nuadha. often known by the title Airgetlám (“silver hand”), was the first king of the Tuatha Dé Danann. He is one of the characters represented in WB Yeats’s twilight magickal world of Celtic Nuada had his lost arm replaced by a working silver one by the physician Dian Cecht and the wright Creidhne (and later with a new arm of flesh and blood by Dian Cecht’s son Miach). A lot of our druidic and Celtic past has been purposefully obliterated by monotheism — but this creative heritage may yet be more useful to us going forwards.

It turns out electric sliding door handles aren’t great when everything’s frozen.

Last year, a wildlife photographer spotted a “one in a million” coyote with captivating blue eyes while out on a walk in California’s Point Reyes National Seashore.

The sighting quickly became national news and prompted an investigation by National Geographic, which confirmed the coyote’s eye color was indeed rare — as coyotes’ irises are almost always some shade of gold. At the time, Juan Negro, a senior researcher at the Spanish Council for Research in Spain, told the publication he hadn’t seen something like that in the 25 years he’d been studying animal coloration.

“Deviants, or strange colors, arise from time to time as mutants,” Negro suggested back in June.

LOS ANGELES — The New Madrid fault zone in the nation’s midsection is active and could spawn future large earthquakes, scientists reported.

It’s “not dead yet,” said U.S. Geological Survey seismologist Susan Hough, who was part of the study published online Thursday by the journal Science.

Researchers have long debated just how much of a hazard New Madrid (MAD’-rihd) poses. The zone stretches 150 miles, crossing parts of Arkansas, Illinois, Indiana, Kentucky, Mississippi, Missouri and Tennessee.