An online documentary on China's notorious smog has become a viral sensation with more than 155 million views just one day after it was released, state media said Monday.

Under the Dome, a documentary privately produced by Chai Jing, a former anchor with state broadcaster China Central Television, detailed causes of atmospheric pollution in the country.

Rio de Janeiro showed Sunday that partying really is a piece of cake, as residents tucked into a monster birthday confection to mark the Brazilian city's 450th anniversary.

Those adverse to carbs should look away now: the 450-meter (500-yard) cake was made with 2.5 tons of flour, 2.1 tons of sugar, 1.5 tons of margarine, 3,000 eggs, 1,000 liters (264 gallons) of milk and as much again of whipped cream.

Will Smith's con-man caper "Focus" dethroned "Fifty Shades of Grey" at the box office, but the film's modest $19.1 million opening still left questions about the drawing power of the once unstoppable star.

According to studio estimates Sunday, Warner Bros.' "Focus" easily topped all competitors on a weekend with little competition at North American multiplexes. In second place was the Colin Firth spy thriller "Kingsman: The Secret Service," which made $11.8 million in its third week of release.

From outfits for Lady Gaga and Beyonce to disabled fashion: Antonio Urzi, a long-time collaborator with Armani, is trying to revolutionize Milan fashion week with creations designed for amputees.

Jennifer Lopez, Rihanna and Britney Spears have all worn his masterpieces, but Urzi's latest face is hunky British amputee Jack Eyers, the star of a radically different catwalk show which mixes able-bodied and disabled models.

Lenny Kravitz on Friday abruptly canceled a tour of Asia and Australia, with the rocker blaming unspecified scheduling issues.

The singer-songwriter, whose mix of rock with soul and funk elements has won him a wide international following, had been scheduled to head in March to Japan, the Philippines, Indonesia and Malaysia before a series of dates in Australia.

A $150,000 pearl-encrusted dress stolen from the hotel room of Kenyan star Lupita Nyong'o was found Friday, Los Angeles police said.

The custom-made gown, encrusted with some 6,000 pearls, went missing from the Oscar-winning star's hotel room after she turned heads in it Sunday on the Academy Awards red carpet. 

Former Oasis star Noel Gallagher is putting his past behind him, releasing a new solo album, ruling out a reunion with his brother Liam and even being nice about one-time arch-rivals Blur.

Oasis split five years ago after nearly two decades of fractious sibling rivalry between guitarist Noel and his younger brother Liam, the band's frontman. 

Actor Leonard Nimoy, who won fans worldwide for his generations-spanning role as the pointy-eared half-human half-Vulcan Mr. Spock in the "Star Trek" television and film franchise, died Friday at age 83.

Nimoy, who suffered from chronic obstructive pulmonary disease, died at his home in Los Angeles. His granddaughter Dani announced the death on his Twitter account.

The authorities in Russian-annexed Crimea said Friday they have nationalized film studios in the Black Sea resort of Yalta, famous for Soviet productions including Andrei Tarkovsky's classic "Solaris".

Crimea's State Council, the ruling regional body, passed a resolution saying the studios have been incorporated "into the property of the republic." 

American socialite Paris Hilton is visiting Cuba, an island on which her family lost a hotel half a century ago after Fidel Castro came to power.

The hotel heiress posted a photograph of herself in Havana with the caption "Cuba baby!"