Islamabad, Mar. 25 : Pakistan President Asif Ali Zardari's upcoming address to a joint session of the parliament would decide his party's future relations with the Pakistan Muslim League-Nawaz.

The PML-N is waiting for the upcoming presidential address to parliament before making a decision on the future of its relations with the ruling Pakistan People's Party.

Washington, March 25 : A new study has indicated that the Black Sea, the world's largest dead zone that has high concentrations of a poisonous gas, may be chock-full of life-sustaining energy.

The Black Sea, an isolated inland sea in Eastern Europe, has been devoid of life for decades due to pollution carried by rivers.

The influx of toxic waste from 17 European countries has contributed to a decline in oxygen in the water. This in turn has created high concentrations of hydrogen sulfide gas in the sea.

London, Mar 25 : Austrian incest fiend Josef Fritzl has been moved to a cell with CCTV in a bid to stop suicide attempts.

Officials in prison fear that the 74-year-old may try to kill himself.

His cellmate is under orders to report odd behaviour, reports The Sun.

Last week, Fritzl was convicted over his daughter's 24-year rape ordeal.

His jail door sign in St Poelten, Austria, reads "Date of Release: Death."

London, Mar. 25 : Formula One champion Lewis Hamilton is aware about his challengers, but believes he can relax with the public pressure now off.

Speaking on the Vodafone McLaren-Mercedes Teamcast, the 24-year old said: "I feel less pressure this season. All my life I've had pressure from myself to be the best. I still have that- but I'm able to handle it better."

Swiss drug manufacturer Novartis AG made an open offer to purchase an additional equity stake of 39% in its Indian arm Novartis India Ltd. for a total value of up to Rs 440 crore.

The parent company would buy back the shares from public shareholders at INR351 a share.

After the successful completion of this offer, Novartis will hold 90% stake in the Indian arm from the current 50.9%.

Novartis AG made the offer at a premium of 27% to Novartis India’s closing price of Rs 275.6 on March 24.

Washington, Mar 25: Scientists at University at Buffalo (UB) have developed a nanoparticle that can silence a gene that triggers drug addiction.

Boffins in UB''s Institute for Lasers, Photonics and Biophotonics and UB''s Department of Medicine have developed a stable nanoparticle that delivers short RNA molecules in the brain to "silence" or turn off a gene that plays a critical role in many kinds of drug addiction.