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13,779 articles from Technology Review Feed - Tech Review Top Stories

Blog - The Problem of Predicting Crowd Crush

Predicting when the crushing forces in crowds are likely to become dangerous is a task that looks beyond current techniques Crowd control is a significant problem for organisers of major public events. Last month, 19 people died in a crush at a dance music event called the Love Parade in Germany when a crowd was channelled through a tunnel. In 2005, 350 died in a stampede during the annual...


SATURDAY 14. AUGUST 2010


Blog - Is Apple Getting Ready to Bring iTunes to the Web?

A job advert suggests the company is. When Apple bought streaming music service Lala, speculation was that the company intended to work on a Web interface for iTunes. Lala's engineers would certainly have had the expertise, and the company had an interesting approach to the concept of owning songs--users could buy "web albums" which gave them unlimited streaming rights but no downloads or...

Video - Heartbeats at the Speed of Light

An optic fiber emitting infrared light from a diode laser has been placed just one millimeter away from the developing heart of a two-day old quail embryo. As the laser pulse changes its speed, the heart alters its beat to match. This system is the first time that the whole heart of a living animal has been paced with light--a method that could yield insight into the development of heart defects...


FRIDAY 13. AUGUST 2010



THURSDAY 12. AUGUST 2010



WEDNESDAY 11. AUGUST 2010


Blog - "Shape Changing" Flaps Improve Cruze Fuel-Economy

Flaps open and close to improve aerodynamics or air cooling as needed. Sometimes it doesn't take much to improve fuel economy. As part of the run-up to the launch of its Chevy Cruze in the United States, GM is highlighting some of its features. One is a piece of pretty unimpressive technology. It's not an advanced battery chemistries or radical engine design, just a set of shutters that...


TUESDAY 3. AUGUST 2010



MONDAY 2. AUGUST 2010


Blog - Failed Diet? You Really Can Blame It on the Genes

A fruit fly study shows that genetics have a profound effect on how animals respond to diets. A study of genetically diverse flies may help explain why some people can eat a steady diet of junk food and stay skinny, while others quickly gain weight. Researchers put 146 genetically distinct strains of fruit flies on each of four different diets--a nutritionally balanced diet, a low calorie...

Blog - Why Space Isn't Filled with White Holes

A new study explains why astronomers have never seen one of these weird objects. Black holes are among the most exotic of astrophysical objects and consequently one of the most deeply studied. White holes, on the other hand, are largely ignored by astrophysicists. So it's time, therefore, to change the balance with some deeper theoretical development of the properties of these objects, says...


SUNDAY 1. AUGUST 2010


Blog - How to Locate a Web User with a Few Clicks

The information collected by many Web companies may not be as secure as users would like. It's well-known that Google amasses large amounts of data about the people who uses its services. Though the company says it's careful to anonymize that data, and to safeguard what it collects, a talk given this week at Defcon, an underground hacker conference in Las Vegas, illustrated how...


SATURDAY 31. JULY 2010



FRIDAY 30. JULY 2010


Blog - FDA Lets Human Embryonic Stem Cells Trials Resume

Geron will begin tests of its therapy for spinal cord injury. Advanced Cell Therapeutics hopes to follow with a stem cell treatment for blindness. The Food and Drug Administration has cleared Geron, a stem cell company based in Menlo Park, CA, to move forward with clinical tests of its experimental cell therapy for spinal cord injury, which is derived from embryonic stem cells. The company,...


THURSDAY 29. JULY 2010


Blog - Real-Time Searches Lead to Real-Time Malware

Search results may increasingly be poisoned with links to malicious sites, a researcher says. Searching for a hot news topic or buzzword can already lead an unsuspecting person to harmful malware. Recent articles are full of warnings about malware hidden in links that are supposedly about the World Cup or the Icelandic Volcano. Estimates have suggested that about 14 percent of traditional searches...


WEDNESDAY 28. JULY 2010



TUESDAY 27. JULY 2010