Two main tendencies in postmodernism can be identified, neither providing much scope for developing a postmodern philosophy of science. According to the first, the world is fragmented into a plurality of autonomous local discourses, implying that any advice to scientists can be given only from within science and not from philosophers who stand outside ( above') science. According to the second, the meaning of signs is fundamentally elusive (poststructuralism and deconstruction). A deconstructive philosophy of science might be conceived of as (...) experimenting with scientific texts, but in that case the label philosophy' becomes a mere matter of convention. (shrink)