Washington, April 27 : Adult circumcision lowers the risk of contracting the human immunodeficiency virus (HIV) and the risk of coital injury without reducing pleasure or causing sexual dysfunction, two new studies have shown.

The first study, conducted by Australian researchers, has shown that the inner foreskin has the largest concentration of Langerhans'' cells, which are the initial cellular targets in the sexual transmission of HIV.

Washington, Apr 26 : Salma Hayek and husband, French billionaire François-Henri Pinault, have tied the knot - for the second time -in a star-studded ceremony in Venice, Italy.

They originally got married in a civil ceremony at the 6th Arrondisement City Hall in Paris on Valentine''s Day, reports People.

This time around, Hayek, 42, wore a Balenciaga wedding gown by Nicholas Ghesquiere.

The cute pair exchanged vows at Venice''s opera house La Fenice.

Washington, April 25: The student who doctored Beyonce Knowles' track out of tune has apologised for the prank, saying it "got out of hand".

Matthew Zeghibe had altered the tunes of a song the R&B queen performed on live TV last November, making her vocals sound ear splitting.

The record found its way on the Internet and became popular amongst fans, bloggers and shock jock Howard Stern, who played the track on his U. S. radio show.

Following the storm, the singer's father Mathew had insisted the leaked "board mix" had been fiddled with.

Art student Zeghibe finally stepped forward to confess his misdoing, which he claimed was just for fun.

Washington, Apr 25: People who are bony or lean are more likely to perceive an approaching sound as closer than it actually is, according to a new study.

Evolutionary psychologist John Neuhoff and colleagues at The College of Wooster in Ohio, who study "looming" sounds, said that such a connection between physical fitness and the brain''s auditory system may have evolved to help the weak get out of the way of approaching danger.

Washington, Apr 25: He has enjoyed a meteoric rise to fame, courtesy `Twilight'. However, Robert Pattinson insists that fame and fortune has left his romantic life dry.

Pattinson says the constant interest in his life has made him a "paranoid wreck", reports Contactmusic.

He admits to Entertainment Tonight, "I''m always really worried about ruining their (girlfriends) lives.

"Especially with people that aren''t famous. It''s such a massive change. I''m kind of a paranoid wreck.

Washington, Apr 25: Scientists at University of Michigan, Ann Arbor, are developing a new technology, called histotripsy, to trim the interiors of aging prostates in the body.

Traditionally, researchers treated prostate growths by inserting a rigid instrument through the penis and scraping away cells lining the walnut-sized gland.

But, the new technology being developed by urologist William Roberts and a team at the University of Michigan, Ann Arbor, is a less invasive way to remove tissue using focused pulses of ultrasound.