Protein assembly

Blurring, chopping and blocking. Three online items this week all deal with some pretty dynamic phenomena. The blurring is in our perceptions. It turns out that if you even think you have lost money in an experiment, your ability to distinguish between musical notes will be hampered. What’s the connection? Dr. Rony Paz has been showing that this tendency to lump sounds together is tied to fear. In our evolutionary past, humans may have survived because anything that sounded remotely like a predator aroused an immediate “fight or flight” response. But if mild stress can provoke a similar…

Five articles (plus some photos from the recent Researchers' Night activities) are now online in the fall issue of Interface magazine (the Weizmann Institute's "friendly" science magazine). â¢Read about a new kind of water treatment system - one that breaks down such complex, man-made chemicals in water as cleaning fluids, flame retardants and pesticide residues, turning them into simpler compounds that can then degrade naturally into harmless substances. Today, there is little that can be done about these pollutants, which are considered dangerous even in tiny amounts when they get into the…