23 Results for

polarity

Article

Get ready for the sun to flip its magnetic field

We're just a few months away from the sun flipping its magnetic field, a change that only happens about once every 11 years.

By Aug. 6, 2013

Article

Microsoft tech lets batteries load in either direction

Software maker said it has started licensing its InstaLoad technology, which allows batteries to be inserted either way, regardless of polarity.

By Jul. 1, 2010

Article

New and Noteworthy: New WWDC video posted; Apple's announcements to have satellite broadcast; more

New and Noteworthy: New WWDC video posted; Apple's announcements to have satellite broadcast; more

By Apr. 25, 2003

Article

Doctor Who sonic screwdriver and Star Trek tricorder are real

Scientists have developed working models similar to Doctor Who's sonic screwdriver and the tricorder seen in Star Trek.

By Apr. 20, 2012

Article

'Biotic' video games: Play with microorganisms

Stanford develops Biotic Pinball, POND PONG, and a soccer game called Ciliaball, in which a player's actions influence the behavior of living microorganisms in real time.

By Jan. 14, 2011

Article

BT Infinity doubling speeds to 76Mbps for free tomorrow

BT is doubling its Infinity 2 broadband speeds from tomorrow -- for free.

By Apr. 11, 2012

Article

The case of the mysterious iPad magnets

The sleep/wake function in some "smart" cases isn't working with the new iPad. It remains something of a mystery as to what the exact problem is--and whether it's limited to third-party cases, or afflicts Apple Smart Covers as well.

By Mar. 20, 2012

Article

Benchmark test Blu-ray helps you set up your TV like a boss

We go hands on with the second edition of the "Spears and Munsil HD Benchmark" test Blu-ray.

By May. 20, 2013

Article

New and Noteworthy: Supply Snag Slows Down Mac Cloner; WWDC keynote sattelite coordinates; more

New and Noteworthy: Supply Snag Slows Down Mac Cloner; WWDC keynote sattelite coordinates; more

By Jun. 18, 2003

Article

Options for watching the Expo keynote

Options for watching the Expo keynote

By Jan. 3, 2002