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“TechKnow” pays tribute to an academic with a fierce passion for understanding humanity.
International astronauts conduct microgravity science experiments in the space station, which cost $150 billion to build
Lindsay Moran describes undergoing the treatments soldiers try in order to recovrt from PTSD and brain injury.
Scientists explore high-tech PTSD treatments for soldiers and the development of Nissan's driverless car.
Freshwater lake that existed 3.5 billion years ago may have supported tiny organisms for tens of millions of years
Scientists say massive supplies of low-salinity water found under seabeds around the world
For a story about new high-tech police tools, our producer asks how much intrusion is worth a sense of safety.
Our ex-CIA operative learns how police use new technology to reduce crime. Plus, creating custom bionic prosthetics.
'We stand on a great threshold in the human history of space exploration,' scientists tell congressional committee
Scientists warn U.S. government to be wary of unpredictable shifts in weather patterns
One Los Angeles resident has sued the city and a developer over plans to build skyscrapers near the Hollywood fault line
"We don't have hope" says one citizen of Diepsloot, a township where black citizens tuned into Mandela's memorial