Unknown authors looking to break into the book market might have a better shot after Lulu.com, the self-publishing site started by Red Hat co-founder Bob Young, said it will allow its users to sell their eBooks to readers for free.

"Being able to give away content for free is the ultimate marketing tool in this changing electronic market, which has become more and more dependent on impulse buying patterns," said Young, CEO of Lulu.com, in a release.

Lulu.com said both traditional and self-published authors are increasingly using free eBooks to boost overall sales.

The company cited Cory Doctorow, author of "With a Little Help," who said readers treat free eBooks as "enticements, not replacements" for print books.

Children are ready to try e-books, with some thinking that a bigger selection of electronic texts would make reading for fun even more fun, according to a new study. But a solid majority of parents aren't planning to join the digital revolution.

Borders Group Inc. has launched its e-bookstore as it tries to catch up to competitors who have a head-start in a small but growing market that's seen as the future of the book industry.

Google is poised to enter the ebook market with about 500,000 titles as soon as this summer.

Are you trying to learn all you can about how to lead a greener life?
EcoBrain, a digital download store, offers a selection of eBooks and mp3 audio about the environment and environmentally friendly living.

Here is a quick comparison chart between the Apple iPad, Amazon Kindle, Barnes & Noble Nook, and Sony Readers

Hachette has joined MacMillan and HarperCollins to be the third major publisher to push Amazon on higher prices. Amazon's $9.99 e-book structure has collapsed dealing a major blow to the device that popularized e-book technology.

You can find 112 free ebooks in the iTunes App Store for iPhone and iPod touch.