Programming Advanced Materials
Researchers create three-dimensional structures using DNA-directed assembly.
Lift-off for Columbus science lab
The Atlantis shuttle launches on a mission to take Europe’s Columbus science lab to the space station.
Three-parent embryo made in lab
Scientists create a human embryo with three separate parents, raising hopes of new treatment for genetic disease.
News: ‘The Monitor’ ep. 2 - Free Will, Death, Brains [Video]
This week on The Monitor: Inactivity shortens telomeres (and your life), free will is a self-fulfilling prophecy, mapping the brain will take more computers than Google currently owns, and creationism gets its own journal.
Society depends on more for less
If the world is to end the threat from climate change, we need to be able to produce more with less energy.
US judge reinstates sonar curbs
A US judge reimposes curbs on sonar which aim to protect whales, overturning a waiver by President Bush.
News: Are Americans Afraid of the Outdoors?
Americans have been visiting national parks and other natural reserves less and less since 1987, new research confirms. Outdoor pursuits, ranging from camping to hunting, have entered a persistent and growing decline.
Semiconductor industry switches to hafnium-based transistors
Plagued by quantum tunneling of charge carriers through gate insulators, chip manufacturers are shifting to high-dielectric-constant materials that maintain sufficient capacitance and reduce power leaks.
NOVA scienceNOW: Ask The Expert: Aging
Leonard Guarente answered selected viewer questions about the latest research on aging and living healthier, potentially longer lives on January 16, 2007.
NOVA