11/02/2014

Is natural gas a solution to mitigating climate change?

(Phys.org) —Methane, a key greenhouse gas, has more than doubled in volume in Earth's atmosphere since 1750. Its increase is believed to be a leading contributor to climate change. But where is the methane coming from? ...

How to make graphene superconducting

Whenever a new material is discovered, scientists are eager to find out whether or not it can be superconducting. This applies particularly to the wonder material graphene. Now, an international team around researchers at ...

Teaching robots linguistic hedges and discourse markers

(Phys.org) —Before long, robots will be giving us helpful advice, but we don't want them to be snippy about it. Research at Cornell and Carnegie Mellon universities suggests that if they sound a little less sure of themselves ...

Racial divisions in Obama's America

In March, Northeastern University professors Amílcar Barreto and Richard D. O'Bryant will convene a score of scholars for a daylong conference on gender and identity in the age of Obama. The experts will present scholarly ...

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