In her new book, The Heights: Anatomy of a Skyscraper, author Kate Ascher sheds light on the infrastructure and services that make life and work possible in a modern skyscraper. She examines everything that goes into designing, building and maintaining these towering buildings.
Doctors are running out of effective antibiotics, as bacteria evolve ways to evade one drug after another. Now DARPA has called for alternatives to conventional antibiotics. Nanotechnologist Chad Mirkin discusses one such weapon--tiny globs of DNA and RNA that can switch off the bugs' antibiotic resistance. Nanotechnologist Chad Mirkin discusses next-generation antibiotics that target a bacterium's DNA.
Originally published on Fri December 2, 2011 1:10 pm
Secretary of State Hillary Rodham Clinton's visit to Myanmar, where she has pledged with opposition leader Aung Sang Suu Kyi to continue the push for democracy and respect for human rights there, has focused attention on that long-oppressed Asian nation.