A ‘Rebel’ Without a Ph.D.
A conversation with the mathematical physicist Freeman Dyson on quantum electrodynamics, climate change and his latest pet project.
Possible Echo of Big Bang Detected
Scientists report the possible discovery of primordial gravitational waves, ripples in space-time that carry a record of how the universe began.
Betting on the Future of Quantum Gravity
New calculations suggest physicists may someday discover a fundamental theory of gravity, but it could require a radical new perspective on the universe.
Does Competition Drive Diversity of Species?
A large new study of ovenbird lineages questions the extent to which competing species push each other to evolve.
Case for Dark Matter Signal Strengthens
A new analysis strengthens the case that gamma rays emanating from the center of the Milky Way come from dark matter particles known as WIMPs.
A Fluid New Path in Grand Math Challenge
A daring speculation offers a potential way forward in one of the great unsolved problems of mathematics: the behavior of the Navier-Stokes equations for fluid flow.
Scientists Reveal Structure of Pain Sensor
Scientists have finally resolved the structure of the molecule that responds to chili peppers, high temperatures and spider toxins.
Big Bang Secrets Swirling in a Fluid Universe
With a new approach that treats the universe as a fluid, cosmologists plan to tease out the fine details of the Big Bang from its behavior and evolution.
Chemists Seek Possible Precursor to RNA
Scientists have discovered building blocks similar to those in modern RNA that can effortlessly assemble when mixed in water and heated.