PolkaRobot

"Yesterday was a historic day. On January 20th, 2009, Barack H. Obama was sworn in as the 44th President of the United States of America – the first African-American ever to hold the office of U.S. Commander-in-Chief. The event was witnessed by well over one million attendees in chilly Washington D.C., and by many millions more through coverage on television and the Internet. Collected here are photographs of the event, the participants, and some of the witnesses around the world."

"Searching for planets beyond our solar system is a bit like playing Goldilocks — we keep looking for that one that will be just right to host life. While astronomers haven't found a perfect fit yet, they have found plenty that are too big, too hot, too cold, too dense, too close to their star, or too distant."

"Hier der Trailer zur neuen Iron Maiden-Doku „Flight 666 – The Movie“ über die Tour 2008, in der die Band mit Pilot Bruce Dickinson im Jumbo-Jet „Ed Force One“ durch die Weltgeschichte flogen. Der Film soll am 21. April weltweit in digitalen Kinos gezeigt werden."

"Russia's space chief says there won't be any more tourists headed to the international space station after this year. Anatoly Perminov told the government newspaper Rossiiskaya Gazeta that there will be no room for paying tourists because the space station's crew is expanding from three members to six."

"Surgical procedures could soon be helped along with tiny robots, according to researchers."

"19 year old Evan Reynolds lost his hand and lower arm in a car accident. Rather than a conventional prosthetic, Evan is now using an i-LIMB robotic prosthetic that gives him much of the same functionality as a real arm does."

"Inventors at the Laboratory of Nanophysics at Monash University, Australia, have developed a prototype robotic nano robot that can be injected into the bloodstream."

"Salesmen and parents know the technique well. It's called the takeaway, and as far as Keith Mularski is concerned, it's the reason he kept his job as administrator of online fraud site DarkMarket."

"In essence, PageRank counts the number of citations a paper receives (or the number of links that point to a webpage). The more a paper receives, the higher it is ranked. But a citing is also weighted according to the ranking of the citing paper. So citations from important papers make another paper more important."

"If the Obama campaign represented a sleek, new iPhone kind of future, the first day of the Obama administration looked more like the rotary-dial past."

"Remember the can-do spirit of lunar exploration? Back when it seemed the heliopause was the limit? Back then, artists like Norman Rockwell and Robert T. McCall painted bright, optimistic moonscapes and astronauts. Here's a gallery."