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PsychologyEveryone maps numbers in space. But why don’t we all use the same directions?
The debate over whether number lines are innate or learned obscures a more fundamental question: Why do we map numbers to space in the first place?
By Sujata Gupta -
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Debate over Pluto’s planet status still carries on
Managing editor Erin Wayman discusses the challenges of classification in science, from Pluto's planet status to the definition of life.
By Erin Wayman -
Physics50 years ago, physicists thought they found the W boson. They hadn’t
Fifty years after a false-alarm discovery, physicists have caught the W boson and are using it to unravel mysteries of particle physics.