Daily Archives: June 24, 2012

Negative radiation pressure in light could make some tractor beams real, we’re already sucked in

Negative radiation pressure in light could make some tractor beams real, we’re already sucked in

Developing a real, working tractor beam has regularly been an exercise in frustration: it often relies on brute force attempts to induce a magnetic link or an air pressure gap, either of which falls a bit short of science fiction-level elegance. The Technion-Israel Institute of Technology’s Mordechai Segev has a theory that would use the … Continued

Journalist Dodges Bullets to Live-Tweet Taliban Attack

Journalist Dodges Bullets to Live-Tweet Taliban Attack

Twenty people were killed on Friday when Taliban fighters carried out an 11-hour-long siege of a lakeside hotel near Kabul, Afghanistan. Mustafa Kazemi, a Kabul-based journalist who’s becoming well-known for using Twitter to cover life and violence in the country, braved bullets and explosions to live-tweet the attack while it was unfolding. Below, check out … Continued

5 Advanced Twitter Tips for Your Small Business

5 Advanced Twitter Tips for Your Small Business

This post originally appeared on the American Express OPEN Forum, where Mashable regularly contributes articles about leveraging social media and technology in small business. So you’re running a small business and you’ve got the basics of social networking mastered: You tweet often, you’ve created a venue on Foursquare and your Facebook Page is beautiful. How … Continued