Quanta

[:es]A recent challenge to Stephen Hawking’s biggest idea — about how the universe might have come from nothing — has cosmologists choosing sides.[:]

[:es]Immunologists confirm an old hunch: T-cells identify what belongs in the body by timing how long they can bind to it.[:]

[:es]Surviving fragments of genetic material preserved in sediments allow metagenomics researchers to see the full diversity of past life — even microbes. [:]

[:es]A new theoretical model may help explain the shocking onset of superconductivity in stacked, twisted carbon sheets. [:]

[:es]The universe of problems that a computer can check has grown. The researchers’ secret ingredient? Quantum entanglement. [:]

[:es]Two women programmers played a pivotal role in the birth of chaos theory. Their previously untold story illustrates the changing status of computation in science. [:]

[:es]Mathematicians used “magic functions” to prove that two highly symmetric lattices solve a myriad of problems in eight- and 24-dimensional space. [:]

[:es]A new experiment confirms the existence of “superionic ice,” a bizarre form of water that might comprise the bulk of giant icy planets throughout the universe. [:]

[:es]Your expectations shape and quicken your perceptions. A new model that explains the effect suggests it’s time to update theories about sensory processing. [:]