16:34
‘Do Fathers Matter?’ Explores Dad’s Influence
In his new book, Paul Raeburn writes of the surprising biological and genetic connections fathers have with their children.
Proving Dad’s Worth (With Science)
An excerpt from “Do Fathers Matter?” by Paul Raeburn.
Have A Cricket Tell You The Temperature!
Investigate why crickets chirp. Then, using observations and math, learn how these insects can help you determine the temperature!
The Goat Brigade: Preventing Wildfires in Southern California
A herd of “elite” brush-clearing goats demonstrate why they are a versatile tool to shield against wildfires in Southern California.
11:53
A Decade After the Genome, Scientists Map the ‘Proteome’
Nearly all the body’s cells contain identical DNA. So why does a neuron grow up so differently than a liver cell? Proteins, says Akhilesh Pandey, a professor at the Johns Hopkins University.
29:15
Are Microbes Winning the Antibiotic Arms Race?
We’re running out of antibiotics, and drug companies have little incentive to develop new ones. Can we save the ones we already have?
10 Questions for George Church, Geneticist
The Harvard genetics professor talks DNA sequencing, raising extinct species from the dead, and going vegan.
11:12
Should the Last Samples of Smallpox Virus Be Saved?
World health experts will meet to discuss whether or not to destroy the last live samples of smallpox virus.
11:59
Young Blood Sharpens Memory in Old Mice
The blood of young mice seems to rejuvenate older mice, both strengthening their muscles and improving their ability to learn and remember.
7:21
Nothing To Sneeze At
Sneezes and coughs generate gas clouds that can spread germs farther than previously imagined.