Four journalists join Ira Flatow to discuss the top science stories of 2011.
The science adviser for the chemistry-themed tv series, an expedition to save a woodpecker, and the annual Christmas Bird Count.
A search for Earth-sized exoplanets, Harold Varmus, and bridge engineering.
The search for the elusive Higgs boson, a book on the technology and science of airline travel, and a video about flight physics.
Neurologists and therapists discuss how music therapy works. Plus, how Julius Petri created his famous dish.
Two scientists discuss food safety and environmental concerns associated with transgenic salmon, and molecular biologist Leslie Leinwand discusses how studying python metabolism could help treat heart disease.
A study suggests primates are not the only mammals with empathy, a look at a space race in Asia, bedbug inbreeding, and two engineers giving the jump rope a spin.
Author Kate Ascher dissects the architecture and engineering of a modern skyscraper, and a new book looks at the life of the beautiful and brainy movie star Hedy Lamarr.
Next-generation antibiotics that target the bacterial DNA, Dr. Andrew Weil discusses antidepressant alternatives, video of how pigeons fly.
The evolution of the American superhighway system, a 1000-pound pumpkin, An Anatomy of Addiction, and the origins of the stethoscope.
An annual awards ceremony salutes dubious and unusual research and inventions.
Tomorrow is World Toilet Day, so we look at the state of toilet technology. Plus, biotech firm Greon says it is getting out of the business of stem cell research.
Why a moon may not be necessary for life, a battle over solar panel taxes, detecting a genetic difference through observing empathy, and a look at balloon engineering for a major parade.
How much science do kids learn outside the classroom? Then, Adam Savage and Jamie Hyneman talk mythbusting.
Treatments for the winter blues, Walter Isaacson discusses his biography of the Apple leader, and a hunt for an elusive bird.