Ken Lind

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This hydrogen-powered drone could be on sale by the end of the year

More power, less weight, so long batteries<p>Drones are only useful when they’re in the air. And thanks to the limited charges provided by batteries, drones spend a <i>lot</i> of time not flying. Electric drones are often limited to just 20 minutes of air time before they have to land and get new batteries, …


Natural Wonders - Atlas Obscura

The Middle Class Is Dying in America

<b>Summary</b><p>The middle class in America has officially fallen below 50% of the population. Income disparity is hindering the recovery as 99.9% of the gains funnel up to the top 10%. Families that take home less than $50,486 after taxes plunge deeper into debt each year.<p><b>Here's why the economy isn't</b> …


Ad blocking software has figured out native content, threatening the new media economy

<i>On the ad blocking front, the situation keeps getting worse. Until now, the media industry pretended to ignore the problem, perhaps waiting for a miracle cure. This might turn into a long lull.</i><p>In the coming weeks, a large analytic firm will release disturbing figures on the state of the ad blocking …

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Could This Hydrogen-Powered Drone Work?

¯\_(ツ)_/¯<p>The biggest physical constraint on small drones is their power supply. Batteries can only hold so much energy, and as adding more batteries to a drone also increase the weight of that drone, there are finite limits on how long quadcopters can fly in a single flight. A new drone concept by …

Artificial Lightning Gives A Detailed View Of Thunder

Now if only they could catch it in a bottle<p>Seeing sounds might seem like a product of too much coffee, but scientists in Florida have successfully imaged thunder.<p>To produce these acoustic maps of thunder, atmospheric scientist Maher Dayeh fired a rocket trailing a copper wire into a cloud during a …


Robots are coming for your job: Amazon, McDonald’s and the next wave of dangerous capitalist “disruption”

Says one builder: “Our device isn’t meant to make employees more efficient. It’s meant to completely obviate them”<p>In the United States and other advanced economies, the major disruption will be in the service sector—which is, after all, where the vast majority of workers are now employed. This …