920,417 articles

Africa is land of opportunity for Microsoft

When Microsoft announced recently that it was starting a big push to grow its market in Africa, it cited the continent's big growth opportunities, calling Africa a "game changer in the global economy."

IBM researchers find new molecular technique to charge memory chips

IBM today announced a materials science breakthrough at the molecular level that could pave the way for a new class of non-volatile memory and logic chips that would use less power than today's silicon devices like cell phones. Rather than using conventional electrical means to charge today's semiconductors, IBM's scientists discovered a new way to power chips using tiny ionic currents, which are...

Marriage of technologies makes drivers greener

(Phys.org) —Following a slight modification of the old adage "If you can't beat them join them," a Simon Fraser University researcher says that if you marry plug-in electric vehicles with green technology, you have a winner.

Researcher says Samsung will release patch for lockscreen hole

(Phys.org) —A security researcher, describing some of his about-me features as "mobile enthusiast" and "Linux fiddler," this week discovered a security hole on an Android Samsung phone. In a March 20 posting on his blog, Terence Eden said he found a hole that would allow hackers to gain control of a phone's apps, dialer, and settings, and, here's the kicker, even though the phone is locked with...

Stone ships show signs of maritime network in Baltic Sea region 3,000 years ago

In the middle of the Bronze Age, around 1000 BC, the amount of metal objects increased dramatically in the Baltic Sea region. Around the same time, a new type of stone monument, arranged in the form of ships, started to appear along the coasts. New research from the University of Gothenburg, Sweden shows that the stone ships were built by maritime groups.


THURSDAY 21. MARCH 2013


A closer look at LDCM's first scene

Turning on new satellite instruments is like opening new eyes. This week, the Landsat Data Continuity Mission (LDCM) released its first images of Earth, collected at 1:40 p.m. EDT on March 18. The first image shows the meeting of the Great Plains with the Front Ranges of the Rocky Mountains in Wyoming and Colorado. The natural-color image shows the green coniferous forest of the mountains coming...

What makes SKorea cyberattacks so hard to trace?

The attacks that knocked South Korean banks offline this week appear to be the latest examples of international "cyberwar." But among the many ways that digital warfare differs from conventional combat: there's often no good way of knowing who's behind an attack.

YouTube, Twitter Mark Social Media Milestones

It's a big day for social media. Twitter turned 7 years old and YouTube has hit a billion monthly users. Which is more significant? Twitter has enjoyed meteoric growth and the platform is still growing. Twitter reports well over 200 million active users creating more than 400 million tweets every day. "As we've grown, Twitter has become a true global town square -- a public place to hear...