We extend spacetime duality to superspace, including fermions in the low-energy limits of superstrings. The tangent space is a curved, extended superspace. The geometry is based on an enlarged ...

In 1934 when Gaston Bachelard published his Nouvel Esprit Scientifiquefootnote 1 and Karl Popper’s Logik der Forschungfootnote 2 appeared few philosophers would have dissented from the view that ...