Washington, Apr. 29 : The United States, while welcoming the Pakistan military's offensive against the Taliban, has expressed hope that the operation would be sustained till the extremists are rooted out from the region.

"The test of all of these Pakistani military operations, because we''ve seen them from time to time in the past, is always their sustainability," Pentagon Press Secretary Geoff Morrell said.

Washington, April 29 : A new study has suggested that animals heavier than 41 kilograms with wingspans greater than 16.7 feet wouldn't be able to flap fast enough to stay aloft, which indicates that giant Pterosaurs couldn't fly.

According to a report in National Geographic News, the conclusion casts serious doubt on the flying ability of large pterosaurs such as Quetzalcoatlus, thought to be one of the largest airborne animals of all time.

Washington, Apr 29 : A new study has revealed that stroke victims are at an increased mortality risk if they have diagnosed or undiagnosed obstructive sleep apnea prior to having the stroke.

Lead researcher Dr Latha Stead, professor and chair of the Department of Emergency Medicine at the University of Rochester Medical Centre, has found that patients were at higher risk of death within the first month following the stroke.

Washington, Apr. 29 : A furious President Barack Obama has ordered an internal investigation into a photo-op featuring the presidential jet that sent thousands of New Yorkers running for their lives.

White House spokesman Robert Gibbs said Tuesday Obama was "furious" when he heard about the incident and has ordered a deputy chief of staff of find out "why that decision was made and to ensure that it never happens again."

Washington, April 29 : Nadya Suleman, the mother of octuplets, is drawing plans to file a lawsuit against a club owner who claims she had worked as a stripper.

A report in the In Touch had stated that the history-making 33-year-old, who added eight babies to her previous lot of six kids earlier this year, used to moonlight as an erotic dancer under the name `Angelina'.

Denying the allegations, the single, unemployed mum-of-14 said she is "in the process" of taking legal action against Gunner Reid, the owner of what is now the Spearmint Rhino club.

Washington, April 29 : A scientist has used the help of Google Earth in discovering a trove of mammal fossils that may shed light on the origins of African wildlife.

The scientist in question is University of Michigan paleontologist Philip Gingerich, who learned of a whale fossil from Egypt that had been discovered in a most unconventional way.

At a stonecutting yard in Italy, masons had noticed what looked like cross-sections of a skeleton in slabs cut from a huge hunk of limestone imported from Egypt.