The proof, known to be so hard that a mathematician once offered 10 martinis to whoever could figure it out, uses number ...

We've been studying them for millennia, so how far have we come?

Astrophysicists at the University of Chicago have developed physics-based models suggesting that dark energy could be changing over time. Dark energy, the mysterious force causing the universe to ...

Researchers at Forschungszentrum Jülich, together with international collaborators, have demonstrated for the first time that memristors—novel nanoscale switching devices—can provide stable resistance ...