"Vote today!" So shouted a student in a "Barack the Vote" shirt outside Hill College House yesterday, reminding students to vote in the highly-anticipated Pennsylvania primary. But despite the Illinois senator's strong grassroots campaign in Philadelphia and enthusiasm from young voters - 72 percent of voting Penn students chose Obama - that widespread activism wasn't enough yesterday, as New York Sen.

Nanotechnology - a field that involves manipulating matter on the atomic scale - is helping scientists reshape the technological world by making things smaller and smaller. At Penn, though, the attention being paid to nanotechnology has never been bigger. So when the state announced earlier this month it was giving a $3.

Saving someone's life may start with something as simple as a cheek swab. Wharton freshman Andrew Brodsky is living proof. Diagnosed with leukemia at the age of 16, Brodsky received a bone marrow transplant that saved his life. His donor - a close to perfect genetic match - was a male living in New York who had his cheek swabbed at a bone marrow registry drive that his fraternity organized at Northwestern University.

After six long weeks of campaigning, Sen. Hillary Clinton (D-N.Y.) has won the Pennsylvania primary. According to exit polls, undecided voters - many of them white and concerned with the economy - were crucial in Clinton's win, handing her a much-needed victory over Sen.

As many selective universities have announced plans to open satellite campuses in Middle Eastern countries, Penn remains committed to its current approach, emphasizing partnerships rather than degree programs. Though colleges such as Cornell and New York University have set up campuses abroad, Penn does not plan on opening an outpost campus.

Today the race for the Democratic nomination could end. But then again, it might not. If Sen. Hillary Clinton wins the Pennsylvania primary today, it won't be the first time the New York Democrat has bordered on defeat only to rebound against her critics and survive.

As many Penn students finalize term papers, child-rearing issues may seem far from their concerns. However, a large turnout of students from Penn Nursing, including future midwives, maternity researchers and other advocates, were all eager last night to discuss the child-birthing process, as well as social challenges and changes in maternity care.

Next week will mark an important milestone in minority student groups' continued push toward a comprehensive assessment of campus climate at Penn. Campus climate - which refers to individuals' levels of comfort at Penn in terms of their gender and gender identity, race, sexual orientation, religion and ethnicity - has been an important issue for minority student groups for at least the past 10 years.

An area caffeine staple will close its doors next month after more than 13 years on campus. Bucks County Coffee, located between 34th and 36th streets along Sansom Street will close on May 23. The store is one of three Buck's County Coffee shops in University City, along with a store at 40th and Locust streets and a kiosk at 30th Street Station.

If the thousands of students at Sen. Barack Obama's Philadelphia rally last Friday - and the thousands that came to the Palestra last night for Hillary Clinton's rally - are any indication, this year's primaries have seen a dramatic rise in youth involvement.

Although nearly two-thirds of Penn students are registered to vote in Pennsylvania, members of the third who won't go to the polls today say they don't mind the political frenzy that has overtaken the state over the last seven weeks. "It's actually really exhilarating," said College freshman Jenna Stahl, who voted in Ohio's Democratic primary.

The chants at Democratic presidential candidate Hillary Clinton's rally at the Palestra last night were not all that different from those at Barack Obama's Philadelphia rally last Friday. But instead of saying "Yes We Can," the crowd in the stands cheered, "Yes She Can.

The Ivy League as a whole is moving toward gender-neutral housing with Yale University's recent consideration of the policy. Penn has offered gender-neutral housing since fall 2005, after a gay male student who wanted to live with his female best friend raised the issue.

Penn is helping Philadelphia's top officials to become better leaders. Two weeks ago, Philadelphia Mayor Michael Nutter's senior administrators assembled at the Steinberg Conference Center on Thursday and Friday to participate in the University's executive education program, a two-day institute program to develop leadership and management skills.

What do Sumo wrestlers and schoolteachers have in common? Why do crack cocaine dealers live with their mothers? Steven Levitt has the answers. In continuing with his style of analyzing questions from an unconventional perspective, Freakonomics author Steven Levitt gave a lecture at the Penn Museum yesterday entitled "Beyond Freakonomics.

Yankee stadium was packed yesterday afternoon - but not with the usual baseball fans. Almost 60,000 people from all over the country gathered to attend a mass led by Pope Benedict XVI during his first trip to the United States as leader of the Roman Catholic Church.

The Provost, Council of Undergraduate Deans and the Office of College Houses and Academic Services announced last week that Neil Shubin's Your Inner Fish: A Journey Into the 3.5 Billion-Year History of the Human Body will be the reading for the 2008-2009 Penn Reading Project.