One thousand protesters gathered outside the G20 summit in Pittsburgh, Pennsylvania on Thursday. When they hurled bricks, police responded with a new, painful weapon: a Long-Range Acoustic Device (LRAD) used in Iraq and against Somali pirates. Read more...

The anti-capitalist World Social Forum is in its ninth year. But while this year's event, held in Belem, has attracted an impressive 100,000 people, the crowds aren't as large as in 2005, when participants in Porto Alegré, Brazil, numbered 155,000. One of our Observers, who attended both forums, compares the two. Read more...

While the financial world as we know it crashes down around our ears, the West's age-long love affair with capitalism is finally being brought into question. Which is why, anti-capitalists from around the world explain, their gates are being flooded with new members. Read more...