All Stories

  1. Genetics

    Gene editing reverses liver disorder in mice

    By editing a mouse's genes with bacterial proteins, scientists have reversed a rare liver disorder in the animal.

    By
  2. Paleontology

    Microbes indicted in ancient mass extinction

    About 252 million years ago an estimated 96 percent of all species were wiped from Earth, and now scientists have a new suspect in the killing — methane-belching microbes.

    By
  3. Psychology

    Twenty-two emotions are written on our faces

    People’s faces express at least 22 feelings – far more than the six emotions scientists previously recognized.

    By
  4. Health & Medicine

    Daylight saving time linked to heart attacks

    Hospital admissions for heart attacks increases after daylight savings time starts, a study suggests.

    By
  5. Health & Medicine

    This rare skull-thickening disease led to a 3-D-printed replacement

    A skull implant made with a 3-D printer replaced the 2-inch-thick skull of a Dutch woman with the rare van Buchem disease.

    By
  6. Tech

    Mindless: Why Smarter Machines are Making Dumber Humans

    Simon Head argues that computer business systems leave middle managers and workers with little creative latitude. They acquire fewer skills and their wages stagnate, hurting their job quality and buying power.

    By
  7. Materials Science

    Oyster shells could inspire improved armor

    Making tiny indentations in windowpane oyster shells has revealed some processes that could inspire better armor.

    By
  8. Neuroscience

    Ha! The Science of When We Laugh and Why

    Scott Weems, a neuroscientist, takes readers on a wide-ranging tour that explains what humor is and why readers should care.

    By
  9. Animals

    As their homes warm, salamanders shrink

    Many species of salamanders respond to climate change by getting smaller.

    By
  10. Health & Medicine

    Bile acids may play lead role in weight-loss surgery

    Having more gastric juices swirling around a smaller space and a change in the gut microbiome may be what helps with weight loss after stomach-shrinking surgery.

    By
  11. Astronomy

    This winter warrior made the gravitational waves discovery possible

    Engineer Steffen Richter played an important role in the recent gravitational waves discovery, wintering at the Amundsen-Scott research station at the South Pole and making daily treks to keep the BICEP2 telescope running.

    By
  12. Health & Medicine

    Autism spike may reflect better diagnoses, and that’s a good thing

    As doctors get better at spotting autism spectrum disorders, kids may get help earlier — and the numbers of diagnoses will increase.

    By