Tests for illegal nuclear activity with Ian Hutcheon

Physicist Ian Hutcheon is what you might call a nuclear detective. He looks for evidence of illegal nuclear activity. Read more about it here.

Sheril Kirshenbaum: Science needs creative, passionate communicators

Sheril Kirshenbaum says there's a gap in understanding between scientists and the rest of us. She talked about how scientists can close that gap.

David Rand: Happiness and sadness are contagious

A new study says that people who spend time with happy people are more likely to become happy themselves. Read more about happiness being contagious.

Simon Bishop on solutions to energy poverty

Up to 3 billion people don't have access to basic energy services. Simon Bishop said his team looks for solutions that can be replicated all over the world.

DNA linked to pre-eclampsia during pregnancy

What causes pre-eclampsia during pregnancy? The answer lies in the mother’s DNA ... and perhaps the father’s. Read more about the research here.

Cell phones determine eye prescription

Researchers at MIT’s Media Lab have developed a way to perform an eye test in three minutes – using cell phones. Read more about it here.

Stem cells from your blood with Judith Staerk

Human blood cells - taken at doctors’ offices or hospitals - can now be reprogrammed into a state like embryonic stem cells, according to researchers.

Steven Stone on the greening of Sub-Saharan Africa

UN economist Steven Stone said some African nations are going green both despite – and because of – the nations' relative poverty.

PTSD in war veterans

Post traumatic stress disorder, or PTSD, affects up to 30% of soldiers returning from Iraq, according to a June 2010 study by Army medical researchers.

Hydrogen as fuel for future cars

Hydrogen should be a fuel for the car of the future, according to a June 2010 report by the U.S. National Research Council.

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