Christina Antiporda, an Architecture student, makes a 21st-century blueprint in a 19th-century Fine Arts Library. Taken from the fifth floor. F 4.0 1/25 sec 12/5/06 5:16 p.m.
Sixty-five percent of the 100 billion e-mails sent every day are spam, according to Massachusetts Institute of Technology professor Hari Balakrishnan. "This is an arms race of us raising the fence and spammers jumping over it," he said. Balakrishnan, however, believes he can prevent spam, and he shared his idea - using digital stamps to authenticate e-mails- with 30 faculty members and students yesterday at Levine Hall.
Penn Wrestling lost to Hofstra, winning only one match out of seven. Matt Herrington faces Alton Lucas (H).
Karen Kuchenbecker demonstrates the practical applications of her research, computer generated environments that can be felt tactilely through a specialized machine. Practical applications include training surgeons to perform minimally invasive surgery and industrial uses.
Graduate engineering students Warren Jackson and Bill Mather explain their invention, the Radiosonde Recovery, an economical equipment recovery system for objects at near-orbit altitudes.
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