Can a spider’s web stop a subway train, say in NYC? What will it take for a spider’s web to do so? Or was the scene where Spiderman stops the train by his web just a useless fantasy? A group of students went into this question and surprisingly found out that some spiders can surely stop a train .. and have some tensile strength to spare! First, the team calculated how much four R160 New York City subway cars —... Read more