Scavenging Ambient Electromagnetic Energy to Power Small Electronic Devices
As you sit there reading this story you''re surrounded by electromagnetic energy transmitted from sources such as radio and television transmitters, mobile phone networks and satellite communications systems. Researchers from the Georgia Institute of Technology have created a device that is able to ...
Marathon Span: World''s Longest Sea Bridge Opens
China opened the world''s longest bridge over water on Thursday. The Jiaozhou Bay bridge is 26.4 miles long, according to Guinness World Records. It links China''s eastern port city of Qingdao to Huangdao island. State-run CCTV said the 110-foot-wide bridge cost more than 10 billion yuan ($1.5 billi...
Student-designed Device Could Make Dialysis Safer and Easier
There are approximately 1.5 million people worldwide who require regular hemodialysis treatments, due to the fact that their kidneys are no longer able to clean their blood. Clinicians generally reuse the same access point on each patient''s body, for routing their bloodstream to the dialysis machin...
''New Metal Type'' at Earth''s Core
Under extreme pressures and temperatures, one of the main metals of the Earth''s interior has exhibited a never-before-seen transition. Iron oxide was subjected to conditions similar to those at the depth where the Earth''s innermost two layers meet. At 1,650C and 690,000 times sea-level pressure, t...
Russia blames radiation for space probe failure
The head of Russia''s space agency said Tuesday that cosmic radiation was the most likely cause of the failure of a Mars moon probe that crashed to Earth this month, and suggested that a low-quality imported component may have been vulnerable to the radiation.
Super Bowl MVP Prediction: No, Not Brady or Manning. It''s Social Media
This year, the Indianapolis Super Bowl XLVI Host Committee is using social media to go beyond simple marketing communications and dialogues with fans to actually get feedback -and offer responses -in real-time.
Facebook IPO May Impact Culture
Bloomberg''s Jon Erlichman reports the impact of Facebook Inc.''s initial public offering on the company''s employees and corporate culture. Erlichman speaks on Bloomberg Television''s "Bloomberg West."
Stem Cell Therapy Shows Promise for Stroke, Studies Say (HealthDay)
Treating stroke patients with stem cells taken from their own bone marrow appears to safely help them regain some of their lost abilities, two small new studies suggest.
Could Cheap Gas Slow Growth Of Renewable Energy?
The relatively clean gas is replacing dirty coal-fired power plants. That''s good news for the environment. But in the long run, cheap natural gas might delay the transition to even cleaner sources of energy, such as wind and solar power.