World's greenest skyscraper

By Brian Dumaine, assistant managing editor

Architecture firm SOM rises to the challenge of designing the most energy-efficient tower, a 71-story building in China.

The Holy Grail of modern architecture is to design a zero-energy building, or ZEB. ZEBs use solar, wind, and geothermal systems to produce at least as much energy as they tap from the grid. In some cases, a building's owner can sell the excess electricity generated by the structure MORE

Why Apple purged 6,000 sexy apps

Cleaning up the App Store in advance of the iPad's release

Source: AppShopper.com

After four days of confusion and adolescent hand-wringing, Apple (AAPL) finally spoke out about the change of policy that has removed thousands of risqué applications from its iPhone App Store.

The response came in an interview that senior vice president Phil Schiller gave Jenna Wortham of the New York Times.

Over the last few weeks, he told Wortham, a small MORE

Video flyover: Apple's new cloud computing center

The 500,000-sq.-ft. facility is nearly five times the size of Apple's current server farm

Apple's Maiden, N.C., data center. Video: Bill Wagenseller

Bill Wagenseller, an aptly named real estate agent based in Charlotte, N.C., has posted what is believed to be the first video flyover of Apple's (AAPL) billion-dollar server farm, now under construction 40 miles away in Maiden, N.C.

According to Data Center Knowledge, which spotted the 36-second video, the massive, MORE

Apple is No. 1 in reliability survey

But Asus' computers are gaining fast on Macs in Rescuecom's fourth annual report

Sources: IDC, Rescuecom

For the third year in a row, Apple (AAPL) has come in first in an annual survey of computer reliability conducted by Rescuecom, a national tech support company based in Syracuse, N.Y.

Rescuecom measures reliability by dividing each manufacturer's U.S. market share, as measured by IDC, by the percentage of calls requesting Rescuecom's service on each MORE

Apple's new pitch to Hollywood

With 8,000 movies and 50,000 TV episodes, the iTunes Store now needs to drive sales

Source: Company reports

Apple (AAPL) makes a big deal about how many apps have been downloaded from its App Store  (3 billion as of January) and songs from the iTunes Store (on track to reach 10 billion this week).

But when it comes to how many movies and TV shows it has sold, the company is pretty MORE

Is K.R. Sridhar's 'magic box' ready for prime time?

Bloom CEO K.R. Sridhar holding the ceramic plates that are stacked up into modules to create the company's "Bloom Box" fuel cells.

The Bloom Energy CEO is finally unveiling his entry in the fuel-cell arena after years of playing it close to the vest.

By Paul Keegan, contributor

K.R. Sridhar looks nervous. The CEO of Bloom Energy, the much-hyped fuel cell start-up, sits in a conference room preparing to show off his MORE

Why Is Steve Jobs Flash-obsessed?

Accounts of his anti-Adobe rants raise questions about what really motivates them

I have no doubt that Steve Jobs is at least partially sincere when he complains to his staff and the gossipy editors at the Wall Street Journal about Flash, the multimedia platform Apple pointedly refuses to support on the iPhone, the iPod touch and the forthcoming iPad tablet computer.

With his penchant for simplicity and elegance, Jobs may very well MORE

HP's Mark Hurd: The Biggest Winner

Wall Street didn't make much of HP's services numbers – but they're actually pretty good. Photo: HP.

Just for a moment, forget about revenue and earnings per share. The most interesting number out of Hewlett-Packard's earnings announcement this week was this:

15.8%.

That's the profit margin CEO Mark Hurd and his team squeezed out of HP's (HPQ) services business on the way to an impressive first fiscal quarter. The significance of the MORE

Apple conceals iPad freight records - report

Moves to hide ocean shipping data from competitors and prying reporters, according to trade privacy group

In preparation for the scheduled March delivery of Apple's (AAPL) new iPad tablet computer, the company has blocked its bills of lading and other import records from public access, according to a report issued Thursday by Trade Privacy, a trade data protection company based in Reston, VA.

"Apple is the only major electronics company so far MORE

Surgeons should practice on computers, not people

Pilots train on flight simulators, so why do physicians learn only by doing?

By Curt Rawley, Chairman and CEO, SensAble Technologies

Rawley: Tech can help surgeons develop a human touch. Photo: SensAble Technologies

Technology has transformed entire industries, from manufacturing and farming to media and marketing. So why has tech transformation eluded medicine, and medical education to be specific?

It's time we stop training doctors and surgeons in the same apprenticeship model MORE