As part of the Airbus Summit this week, the European airframer revealed two sets of technology trees that will affect the ...

The automaker has revolutionized almost every major supercar component you can think of, with many head-scratching—albeit ...

Program to plot a Ramachandran plot of all dihedral angles from a given PDB file. Background is empirically generated from the peptides in the Top8000 PDB data set.

Demonstrate that if two trihedral angles have dihedral angles respectively equal, then their face angles are equal. For 15 years Columbia’s Dean Herbert Edwin Hawkes has dangled this poser ...