The shadow of the Earth will pass over the moon late Monday, Dec. 20, into Tuesday morning. Meteorologist and sky watcher Joe Rao discusses the lunar eclipse, and other astronomical events to look out for this winter, including an early dawn visit by Venus on Christmas Day.
Doctors at University of Iowa have been studying a female patient they call "SM" for more than 20 years. SM has a damaged amygdala, a part of the brain. As a result, she doesn't experience fear. Daniel Tranel explains what doctors have learned about fear from SM, and how that information...
Homeowners hoping to save on utility bills may want to ask Santa for a storm door or insulation. Dec. 31 is the deadline for the energy tax credits that could cut your tax bill by up to $1,500. Science Friday runs down how to save some green this winter.
Although comets were sighted at least as early as 1000 B.C., Greek natural philosophers named them sometime around 500 B.C., using the Greek word kometes for "a head with long hair." Science historian Howard Markel discusses the word's origins and the study of comets through the centuries.
Many top websites deposit tracking tools on Internet surfers' computers, in order to help online marketers target ads. Ira Flatow and guests discuss Internet tracking, and the Federal Trade Commission's suggestion that browser makers build in a sort of "do not track" button.
In Kingdom Under Glass, author Jay Kirk tells the life story of Carl Akeley, the pioneering taxidermist and adventurer who hunted elephants alongside Teddy Roosevelt and once killed a leopard with his bare hands. Taxidermist David Schwendeman runs his family's 90-year-old studio and...
Host: Marc Pelletier How controlling bacterial behavior may lead to an new class of urgently needed antibiotics. Guest: Dr. Bonnie Bassler: Hughs Medical Insitute Investigator; Professor of Molecular Biology and Professor of Chemistry, Princeton University. We invite you to read, add to,...
High school juniors Matthew Fernandez and Akash Krishnan took the grand prize in the Siemens Competition in Math, Science & Technology for designing software that decodes emotions in human speech. They say the software could be used by call centers, to direct angry callers to a human.
Actress and model Isabella Rossellini's video series, Seduce Me, investigates the strange and fascinating mating behaviors of animals. Rossellini plays a diverse cast of characters from the animal kingdom -- from hermaphroditic earthworms to swinging deer to asexual lizards.
Just as an avocado ripens quickly in a paper bag, bathed in the ethylene gas it releases, Christmas trees may lose their needles because of a similar "ripening" process. Raj Lada, of Nova Scotia's Christmas Tree Research Center, discusses how to block this process to prolong the life of cut firs.
Researchers at Carnegie Mellon University say that repeatedly thinking about eating a certain food -- M&Ms or cheese -- led study participants to eat less of the food once it was presented to them. Researcher Carey Morewedge describes the work and its implications for dieters.
Britain's premier science institution, the Royal Society, turns 350 this year. A new collection of essays called Seeing Further, edited by Bill Bryson, looks at the society's history. Writer Richard Holmes and outgoing society President Martin Rees discuss the institution.
Are you dreaming of a white Christmas? Try making your own winter wonderland. Ken Libbrecht, Caltech physicist and author of The Secret Life of a Snowflake, devised an experiment to grow a snow crystal in an old plastic bottle. Dry ice required.
The Navy is developing biofuel-burning F-18 fighter jets and hybrid-electric warships to increase energy independence. Secretary of the Navy Ray Mabus discusses those initiatives, and retired Army Gen. Steve Anderson talks about what he learned about energy-efficient camps while in Iraq.
All known life on Earth is made up mainly of six elements -- carbon, oxygen, nitrogen, hydrogen, sulfur and phosphorus. Felisa Wolfe-Simon talks about a strain of bacteria described in the journal Science that appears to be able to use arsenic instead of phosphorus in that mix.