National: Calgary beating victim returns from Mexico as suspect arrested

Mexican authorities have made an arrest in connection with the brutal beating of a Canadian woman, who is now back home in Calgary. Sheila Nabb, 37, was flown by air ambulance to a Calgary hospital on Friday as she recovers from serious injuries. Nabb was found bleeding and unconscious in an elevator of a five-star resort in Mazatlan last weekend with virtually every bone in her face broken. A Mexican man has been arrested in the case.

International: Passengers from capsized cruise ship offered compensation

Costa Cruises has offered roughly CAD$14,500 in compensation to uninjured passengers from the January 13 disaster. Costa, a unit of the cruise operator Carnival Corp., would also reimburse passengers the full cost of their cruise, their travel expenses and any medical expenses. The offer does not apply to those who were injured or the families who lost loved ones. Those cases will be dealt with individually.

Health: Estrogen changes tied to caffeine vary depending on race: study

Caffeine consumption is linked to estrogen changes in women, but the changes can vary depending on race, a new U.S. study suggests. Researchers found Asian women who consumed about two cups of coffee daily had elevated estrogen levels, compared to those who had less. Black women who consumed the same amount had slightly elevated estrogen levels, but the result was not statistically significant, while white women had lower estrogen levels.

Sports: Preview to 2012 Olympic opening ceremony

The artistic director of the opening ceremony at the London Olympics is offering a preview of the show that will open the Games in just six months. Called "Isles of Wonder," Oscar-winning director Danny Boyle says the show will be cost-conscious, and involve a 27-tonne bell and lots of nurses as a tribute to the National Health Service. The opening ceremony will be performed inside London's 80,000-seat Olympic stadium on July 27.

Oddity: Swiss artist plans underground plane tour

A Swiss artist is planning to bury an intact Boeing 727 jetliner in California's Mojave Desert and then build a tunnel to give visitors a chance to see it. Christoph Buchel has applied for a permit that will allow him to bury the 46-metre-long plane some 11 metres below Earth’s surface. Visitors would be able to experience the subterranean art project via a tunnel connecting the plane to a parking area.

Business: Facebook set to go public next week: report

Rumours are swirling about an imminent Facebook initial public offering, and the news has many investors buzzing with anticipation. The Wall Street Journal is reporting that Facebook could file regulatory papers for its initial public offering of stock as early as next week. Sources say the social networking company could raise as much as $10 billion, making it the most hotly anticipated tech IPO in more than a decade.