Chemistry


Sub Topics:
Life Beyond Earth?
Sara Seager
October 30, 2008
00:19:20
Sara Seager says that there is life beyond Earth. What’s more, she predicts that we will detect its biosignature on planets beyond our solar system in her lifetime.
Daniel Schrag: Geoengineering
Daniel Schrag
October 30, 2008
00:26:04
Geochemist Daniel Schrag argues that climate change is actually far worse than people are led to believe. Locally, he suggests a feasible project to raise the height of the Charles River Dam, providing Boston with additional protection in the event of future storm flooding and sea-level rise.
Understanding the Universe: An Evening with Frank Wilzcek
Frank Wilczek
September 15, 2008
01:03:57
The 2004 Nobel Prize in Physics winner, Frank Wilczek, explains the universe, synthesis the Grand Unification of Forces, and shares his vision of a new Golden Age in physics– all for the layperson, in an event celebrating the publication of his new book, The Lightness of Being: Mass, Ether and the U
Audio-only
Eric Stroud: Shark Repellent Technologies
Eric Stroud
May 20, 2008
01:00:21
Eric Stroud discusses new advances in shark repellent technologies and the promise they hold for reducing shark bycatch in commercial fisheries. New advances in shark repellent technologies hold promise for reducing shark bycatch in commercial fisheries.
Why the Sea is Salty
Gary Massoth
October 29, 2007
01:10:59
Gary Massoth describes a journey of discovery along the margins of the Pacific plate and explains why the sea is salty. Mid-ocean ridges are the single largest continuous geological feature of our planet. These ridges lie beneath another predominant planetary feature, the ocean.
Science City Summit
Daniel O'Connell
April 25, 2007
01:03:28
This one-hour, live studio audience program hosted by Greater Boston's Emily Rooney and co-hosted by The World's Lisa Mullins examines the benefits as well as the challenges that science
Coral Reefs in Danger
Joan Kleypas
April 16, 2007
00:52:25
Coral reefs have traditionally been considered robust ecosystems, surviving unchanged over thousands of millennia, and rebounding after tremendous insults such as hurricanes and nuclear testing.
Catalytic Reduction of Dinitrogen
Richard Schrock
March 23, 2007
01:03:01
In chemistry, the term metathesis refers to a chemical reaction in which bonds between different atoms are broken and the atoms recombine to create a new molecule a process that has been likened to da