Before it was a tool, CRISPR was a weapon in the never-ending war between microbes and viruses
The Field Museum of Natural History in Chicago puts seldom-seen specimens on display in a new exhibit to highlight the crucial role of museum objects in scientific research.
Among the winners of the 2017 Wellcome Image Awards is a rainbow of mouse placentas that shows how a mother’s immune system affects placental development.
Light escaping from the sun could slow the spinning of its surface layers.
The moon may have formed from one giant impact or from about 20 small ones.
Herders’ mountain treks helped mold the Silk Road, an ancient, cross-continental trade network.
Contagious itching spreads by sight mouse-to-mouse, and scientists have identified brain structures behind the phenomenon.
Slower-than-expected velocities of stars in distant galaxies, if confirmed, could reshape astronomers’ ideas of galaxy formation and evolution.
President Donald Trump’s budget proposal for fiscal year 2018 includes some big cuts for science.
Simulations of superfluid helium show it follows the same unusual entropy rule that black holes do.
Canadian rocks containing bits from 4.2 billion years ago suggest that full-fledged plate tectonics had a late start.
King snakes feast on other, larger snakes, perhaps thanks to superior constricting abilities, new research suggests.
Scientists have identified a genetic switch that helps grasses regulate their carbon dioxide intake.
Scientists read and write data by harnessing the magnetic properties of holmium atoms.
Chemical droplets could split and reproduce in the presence of an energy source, new computer simulations suggest.
Landslides on comet 67P shot plumes of dust into space, but changes like these might not radically alter the landscape of the comet.
Pluto’s collapsing atmosphere may explain the dwarf planet’s seemingly random ruddy spots.
A new analysis rewrites the dinosaur family tree, splitting up long-recognized groups.
A larger-brained female guppy may pick primo males, but all that mental machinery costs her in other ways.
To avoid mosquito bites, stick with spray-on repellents and skip the bracelets and citronella candles, a new study says.
Gene editing in embryos has started in labs, but isn’t ready for the clinic.
Women have more birth control choices than they did 50 years ago. The same can’t be said for men.
Steel that’s structured like bone resists cracks better that the traditional form of the heavy-duty building material.
Photographs taken this week by NASA’s Cassini spacecraft provide a closer view of Saturn’s small moon Pan, which resembles ravioli.