Flaw Opens ATMs to Hackers

A conference presentation would have exposed flaws in some cash machines. Barnaby Jack, a security researcher at the computer networking giant Juniper, had planned to hack into an automatic teller machine (ATM) live onstage at the Black Hat Security Conference in Las Vegas later this month. But his presentation, designed to demonstrate the insecurityRead More

Wireless Car Sensors Vulnerable to Hackers

Researchers figure out how to hijack sensor communications. Wireless kit: The equipment used to hijack a car’s tire sensors included a laptop, a programmable radio transceiver, and a custom circuit board, which, taken together, cost around $1,500. Credit: University of South Carolina/ Rutgers University Hackers could “hijack” the wireless pressure sensors built intoRead More

Hyundai Bets on Lithium-Ion Batteries

The 2011 Sonata Hybrid will be the first mass-market car to use the battery technology. Charging ahead: Hyundai’s hybrid sedan, which it will start selling in December, will feature a lithium-ion battery–a technology that Toyota has said isn’t ready for mass-market cars. Credit: Hyundai In December, Hyundai will launch the 2011 Sonata Hybrid,Read More

Nano Ink Boost for Silicon Solar

Ink-jet-printed silicon increases solar-cell efficiency. Inkjet solar: The inkjet printing process allows Innovalight to make silicon wafers that are thin enough to bend. A California company is using silicon ink patterned on top of silicon wafers to boost the efficiency of solar cells. The Sunnyvale, CA, firm Innovation says that the inkjet process is aRead More

A New Way to Use the Sun’s Energy

Bright heat: Nicholas Melosh has developed a device for simultaneously converting the sun’s light and heat into electricity. Melosh makes and tests the device in this vacuum chamber in his lab at Stanford University. Researchers have demonstrated a new mechanism for converting both sunlight and heat into electricity. A new type of deviceRead More