National security, unlocked. Each Thursday, host Mary Louise Kelly and a team of NPR correspondents discuss the biggest national security news of the week. With decades of reporting from battlefields ...

The Powerball jackpot for Monday’s drawing is $33 million - less than a week after someone won $1.8 billion on Christmas Eve. Saturday's Powerball jackpot was $21.1 million after a ticket holder in ...

Several studies evaluate high-density single-nucleotide polymorphism (SNP) arrays for the detection of copy-number variations in human genomes. Many debilitating diseases have complex genetic roots, ...

Computational models are mathematical models used to numerically study the behaviour of complex systems by means of a computer simulation. A computational model can be used to make predictions of the ...

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