Why global voter turnout has been in decline since the 1960s

Any democratic nation in the world holding a legislative or presidential election in the late 1960s could expect around 77% of its citizens to turn up to vote. These days, they can expect more like 67% – a decline that ...

Retraction of a journal article doesn't make its findings false

The American Medical Association recently retracted six papers co-authored by food consumption and psychology researcher, Brian Wansink, in three of its journals. These studies include two showing that large bowl sizes encourage ...

How computers push on the molecules they simulate

Because modern computers have to depict the real world with digital representations of numbers instead of physical analogues, to simulate the continuous passage of time they have to digitize time into small slices. This kind ...

Explained: Margin of error

In mid-October, a Gallup poll of likely voters nationwide showed former Massachusetts Gov. Mitt Romney leading President Barack Obama by a 7 percent margin. That same week, a poll by the University of Connecticut and the ...

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