The surprising discovery of a massive, Milky Way–size galaxy that is made of 99.99 percent dark matter has astronomers dreaming up new ideas about how galaxies form.
The biologists Rosemary and Peter Grant have spent four decades on a tiny island in the Galápagos. Their discoveries reveal how new animal species can emerge in just a few generations.
Computer scientists can prove certain programs to be error-free with the same certainty that mathematicians prove theorems.
String theory has so far failed to live up to its promise as a way to unite gravity and quantum mechanics. At the same time, it has blossomed into one of the most useful sets of tools in science.
The first star map from the ESA’s Gaia space telescope is poised to revolutionize our understanding of the Milky Way galaxy.
What insights can an LCD display give us about time’s arrow?
How do scientists react to major breaking science news? For astrophysicists after the big gravitational waves announcement, it was meeting for two weeks in Santa Barbara, California.
Gene drives promise to spread a trait across an entire population. But evolutionary forces are going to alter even the best-engineered plans.
City blocks help illustrate why walking randomly tends to take you away from your starting point.
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