An international team has tipped the debate on the origins of the solar system with the discovery of one of the oldest known asteroid families.
By Roni Dengler
Researchers at Georgia Tech and Emory University have built energy-recycling stairs that store a user’s energy during descent and return energy to the user during ascent.
By Dave Berndtson
Scientists have developed a new way to analyze volcanic eruptions -- with lightning -- that is cost effective, relatively simple and safe.
By Nsikan Akpan
Fret no longer children of planet Earth, as new research has figured out the physics behind why shoelace knots fail and why some shoelaces are more prone to the mistake.
For years, actual images of black holes have remained elusive. The Event Horizon Telescope might be changing that as you read these words.
By Kristin Hugo
On this most circular of pi days, we present three classic toys -- hula hoops, yo-yo's and Connect Four -- and explore their mechanics with mathematicians and physicists.
By Andrew Wagner
A Princeton professor offers new math behind why a Slinky appears to hang in midair when dropped.
By Joshua Cassidy, KQED Science
By looking closely at cat tongues, research at MIT and Georgia Tech reveals clues to cats’ predatory prowess and finds inspiration for new technologies.
By Andrew Wagner
Since the early '90s, scientists have known the sun’s surface rotates more slowly than its interior. But they haven't been able to pinpoint why--until now.
Scientists have created an ingestible device, powered by energy from your stomach, that can record and transmit health data.
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