Videos for biology and other sciences
NOVA ScienceNOW:
Aging: Will research into "longevity genes" help us live longer and healthier lives? (Jan. 2007)
Bird Brains: Clues to the origins of human language (July 2008)
Epigenetics: Our lifestyles and environment can change the way our genes are expressed. (July 2007)
Medicinal leeches (July 2008)
Marathon Mouse: With an "exercise pill," researchers turn couch-potato rodents into champion runners. (July 2009)
Of Mice and Memory: Mice placed in enriched environments can recover lost memories, giving hope to those who study Alzheimer's. (June 2008)
Personal DNA Testing: Genetic testing to assess risk factors for some illnesses is now commercially available. (July 2008)
Smart Sea Lions and Talking Walruses (July 2009)
Stem Cells Breakthrough: Three separate teams create stem cells without the use of human embryos. (July 2008)
Obesity: Examine a protein called leptin behind the compulsion to eat. (Oct. 2006)
RNA interference