Found: 3 black holes due to collide

Take one minute to watch a video of a system of 3 galaxies – called SDSS J0849+1114 – all orbiting each other a billion light years from Earth. Each galaxy contains a supermassive black hole, which are circling each other, about to collide. Source: https://earthsky.org/space/sdss-j08491114-3-black-holes-due-to-collide…

Apple Has Copied Some of the Most Popular Apps in the App Store For its iPhone

Developers have come to accept that, without warning, Apple can make their work obsolete by announcing a new app or feature that essentially copies their ideas. Some apps have simply buckled under the pressure. The Washington Post: Clue, a popular app women use to track their periods, has risen to near the top of Apple’s Health and Fitness category. It could…

A Clue To the Reason for Women’s Pervasive Car-Safety Problem

Women are far more likely to suffer serious injuries in a car crash. From a report: The danger divide was first quantified in a 2011 study out of the University of Virginia, which found that for men and women who wore seatbelts, women were nearly 50 percent more likely to be seriously or fatally injured in a crash. And now it’s…

Can You Beat The World’s Worst User Interface?

Design firm Baggar writes:
A user assumes certain actions to be in a certain place or color because interface designers worldwide have been collaboratively educating users and feeding them these design-patterns. But what happens if we poke all good practice with a stick and stir it up? What if we don’t respect our self-created rules and expectations, and do everything the other…

Video: Watching solstices and equinoxes from space

See how sunlight falls on Earth’s surface during the solstices and equinoxes, and get a better understanding of why Earth’s tilt causes the seasons. Source: https://earthsky.org/space/watching-solstices-and-equinoxes-from-space…

Iridescent cloud? Or circumhorizon arc?

It’s easy to confuse these 2 elusive, colorful, beautiful daytime sky phenomena. How can you tell the difference? Source: https://earthsky.org/earth/iridescent-cloud-circumhorizon-arc-how-to-tell-difference…