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TechKnow's Phil Torres talks to Astronaut Chris Hadfield about life in space
Independent Web registry allows families to report disappearances and safely store evidence without police interference
Producer Stephanie Becker previews a new technology tackling the fracking wastewater problem.
Geriatrician and neuroscientist Dr. Howard Fillit discusses the latest advances in fighting Alzheimer’s disease
After harpoons failed to deploy on landing, Philae floated over to cliff edge where it rests in shadows
Bee conservation finds a new home on the tarmac
The ESA’s probe, the first to land on a comet, sits in the shadow of a cliff, limiting access to solar power
As Europe's space agency lands the first probe to ever touch a comet, a look around at what's up in space
Historic first for European Space Agency in mission designed to find origins of planets, life