We are headed out for a long weekend, but here are some eBook headlines to keep you busy over the three-day holiday.

The Apple iPad launched internationally and four major UK publishers struck deals for iBookstore.

eBook sales jumped more than 184 percent in March.

Kindle users eagerly awaited a software update.

In the video embedded above, the CEO of the online reading site Shanda Literature counted 43 million registered users in a presentation.

Garrison Keillor worried that ‘publishing is about to slide into the sea.’

Despite a BEA workshop, Google’s eBook cloud is still cloudy.

Marvel executive said that on the company’s iPad app, “digital books are actually leading to physical purchases.”

Amazon and Penguin struck an eBook truce.

The Book Industry Study Group predicted ‘exponential growth’ in eBooks.

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