Slipr

Icon

the reporter's notebook of Christopher Mims

Here’s how we stop population growth

The United Nations projects that we’re on track to increase global population by about one-third by 2050. Most of that growth will happen in the poorest countries on Earth.

Despite their poverty, those two billion people will add to the atmosphere at least three times the current greenhouse gas emissions of the U.S.

This fact alone has given the efforts to slow population growth new urgency…

Filed under: Scientific American, climate change ,

Can NASA Launch a Rocket with a Laser?

…One radical solution to the problem is to leave most of the energy-containing stuff required to get a rocket into space on the ground. Ninety percent of the weight of a rocket on a launch pad is fuel, after all, leaving only a tiny sliver of usable mass left over for cargo.

Filed under: GOOD magazine, space , ,

Why The Diamond Age Nanotech Future Never Materialized

But biology happens for the precise reason that utopian nanotech can’t: The world of the ultrasmall is astonishingly violent. The surfaces of objects turn out to be seething frenzies of motion — atoms vibrating thousands of times a second, bonds forming and breaking. This energetic mess is what powers cellular machinery — but it blows apart anything humans engineer to do the same job.

Filed under: Wired, green technology , , ,

Fighting Back With an “Open” App Store

…an open Web app store must work equally well across all browsers, should be accessible to all developers, and should not gather user information. Finally, he said, it should have transparent app review guidelines–which would distinguish it from Apple’s iPhone and iPad app store.

Filed under: Technology Review, consumer technology , , , ,

Reinventing the Music Store

“From a lawyer standpoint, an API is a very efficient contract,” says Lucchese. “It’s as if you said, ‘Here’s my stuff, and here are the rules, and as long as you play by the rules, we’re good to go.‘ “

Filed under: Technology Review, consumer technology , ,

On Like Donkey Kong: The Race to Control Your Digital Identity

In announcements made just days apart at the end of April, Facebook and the Mozilla Foundation launched parallel efforts to extend the way users are identified and connected on the Web. The two approaches are fundamentally different.

Filed under: Technology Review, consumer technology , , ,

Choosing the Right Electric Bicycle

Electric bikes are not for the tiny-hatted bike geeks leaning over racks of $400 carbon fiber wheels at your local bike shop. They’re not even for people who are happily biking to work already. Electric bicycles are for people who would otherwise drive.

Filed under: GOOD magazine, green technology , , ,

Achieving Fiber-Optic Speeds over Copper Lines

A 100-year-old networking trick could boost transmissions over telephone infrastructure.

Filed under: Technology Review, information technology

SpotRank, CitySense and the Smartphone Panopticon

If you have a smartphone, you are being watched 24/7 by an all-seeing eye. Good thing the data is anonymized.
Technology Review

Filed under: Technology Review, information technology , , , , , , ,

Twitter

  • This is insane: when Americans get sick, it boosts our GDP. Because now we have to spend a bunch of $$ on medical care. Obesity FTW! 4 hours ago
  • RT @alexismadrigal I used to rethink tweets way more often. 8,000 in, it's like "If you don't get it by now, I don't know what to tell you." 5 hours ago
  • My survey of how often people self-censor on Twitter was revealing, by the way. Many of you are only just barely keeping your id in check. 5 hours ago