D B

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Why Your Brain Wants To Help One Child In Need — But Not Millions

Why do people sometimes give generously to a cause — and other times give nothing at all?<p>That's a timely question, because humanitarian groups fighting the Ebola outbreak need donations from people in rich countries. But some groups say they're getting less money than they'd expect from donors …

Can Imaging Analysis Solve Mystery of Amelia Earhart's Disappearance?

Researchers are employing advanced technology, but some are skeptical.<p>Can sophisticated imaging technology solve the 77-year-old mystery of aviator Amelia Earhart's disappearance?<p>Forensic imaging expert Jeff Glickman believes that it can. Last week, The International Group for Historic Aircraft …

Airplanes

Explaining Rare 'Hole Punch' Cloud With Rainbow in the Middle

Residents of Wonthaggi, near Melbourne, Australia, were taken off guard by the appearance of a hole punch cloud earlier this week.<p>Residents of Wonthaggi, Australia (map) snapped pictures of a rare, rainbow-filled "hole punch" cloud on Monday. By the next day, the photos had gone viral with …

Viral

Device lets big airplanes fly with smaller tails - Futurity

A new air-blowing device could reduce the size of airplane tails by 20 percent and lead to "greener" ways to fly, say engineers.

How Much Is That MRI, Really? Massachusetts Shines A Light

The kids are asleep, and I've settled into a comfy armchair in the corner of my New England living room, one of my favorite spots for shopping online. I've got my laptop open and I'm ready to search for a bone density test.<p><i>Hmmm ... looks like the price that my insurer pays for that test varies from</i> …