
Dark Worlds: A Journey to a Universe of Unseen Matter
A shadow cosmos, woven silently into our own, may have its own rich inner life

Dark Worlds: A Journey to a Universe of Unseen Matter
A shadow cosmos, woven silently into our own, may have its own rich inner life

Tinker Joys: DIYers Turn Inspiration into Everything from Bamboo Bikes to Urban Rooftop Cosmic-Ray Detectors
At the World Maker Faire a panel discussion highlighted how scientists depend on nonscientists and their off-campus innovations


Rummaging for a Final Theory: Can a 1960s Approach Unify Gravity with the Rest of Physics?
To unify the four forces of nature, physicists are turning to Lie groups, an approach famously resurrected in 2007 by a surfer-dude theorist

Eternal Fascinations with the End: Why We're Suckers for Stories of Our Own Demise
Our pattern-seeking brains and desire to be special help explain our fears of the apocalypse

Which Ray?: Conflicting Data on High-Energy Cosmic Rays Leave Their Source--or Sources--Unresolved
A new study proposes that ultrahigh-energy particles from space may have violent local origins, but not all observations are in agreement

Death to Humans! Visions of the Apocalypse in Movies and Literature
A list of some of our favorite dystopian views of human society facing extinction

Origins: Going Back to Where the Story Really Starts
Sometimes we forget where a story really starts. Are electric cars new? Where did malaria start? Who invented spaghetti? Read on, for the surprising origins of many strange and familiar things

Large Hadron Collider gets yet more exotic 'to-do' list
The Large Hadron Collider could throw up evidence of new physics earlier than expected.

12 Events That Will Change Everything
In addition to reacting to news as it breaks, we work to anticipate what will happen. Here we contemplate 12 possibilities and rate their likelihood of happening by 2050

Fermilab Finds New Mechanism for Matter's Dominance over Antimatter
An analysis of Tevatron data shows an asymmetry in the way particles known as neutral B mesons decay

Revolutionary Rail: High-Speed Rail Plan Will Bring Fast Trains to the U.S.
The next wave of high-speed rail lines should do away with the rails altogether, say proponents of magnetic levitation technology

Dark Matters
Sometimes the pursuit of a great discovery is its own reward